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  3. Ma FM Broadcast Transmitters

Ma FM Broadcast Transmitters

Mndandandawu uli ndi ma transmitters otsika mtengo a FM ochokera Ma transmitter amphamvu otsika a FM mpaka 100W, Ma transmitter apakati amphamvu a FM kuchokera 100W mpaka 1000W, Ma transmitter amphamvu kwambiri a FM mpaka 10 kW. Amagwira ntchito ngati imodzi mwazotsatira zapagulu la FMUSER. Amagwiritsidwa ntchito pamawayilesi amawayilesi ambiri a FM, mwachitsanzo, matchalitchi oyendetsa-m'malo owonetsera, mawayilesi ammudzi, mawayilesi amtawuni, ndi zina zambiri, amapezekanso m'mabungwe ndi magulu, mabungwe owongolera, zipatala, masewera. makampani, mayiko makampani, etc. Pamene tikulemeretsa pang'onopang'ono zomwe zidapezeka popanga ndi kugulitsa ma transmitters a FM, mutha kulumikizana nafe ndikutiwonetsa zomwe mukufuna ku gulu lathu la akatswiri a RF. Timavomereza ntchito zamtundu wa ma transmitter, logo yamtundu, casing ndi ntchito zina za wailesi ya FM. Timaperekanso chithandizo chaukadaulo malinga ndi zosowa zanu. Nkhani yabwino ngati muli kale, kapena mukupita kukakhala wotsatsa pawayilesi!

 

Ma FM Radio Transmitters: Mawu Oyamba kuchokera ku FMUSER

 

Nthawi zambiri, ma transmitter a FM ndiye chidule cha ma transmitter a FM, omwe amagwiritsidwa ntchito makamaka kufalitsa mawu ndi nyimbo zamawayilesi a FM opanda zingwe. Monga chida chosavuta cholumikizirana, cholumikizira cha FM ndichotchuka kwambiri chifukwa chimatha kulumikizana bwino ndi mafoni popanda kuthandizidwa ndi wayilesi.

 

Ma transmitter a FM amayamba amasinthira siginecha yamawu ndi chonyamulira chokwera kwambiri kukhala mafunde a FM, kotero kuti ma frequency a chonyamulira chokwera kwambiri asinthe ndi siginecha yomvera, kenako amakulitsa, kusangalala, ndikufananiza chokulitsa mphamvu ndi mndandanda wa kulepheretsa chizindikiro chopangidwa ndi ma frequency apamwamba, kotero kuti Chizindikirocho chimatuluka ku mlongoti ndikutumizidwa kunja. Chizindikiro chokwera kwambiri chimapangidwa ndi ma frequency synthesis, PLL, etc.

 

Mawayilesi wamba wamba wa FM ndi 88-108MHZ, ndipo amasukulu ndi 76-87MHZ ndi 70-90MHZ.

 

Wailesi iliyonse ya FM, posatengera kukula kwake (wailesi yadziko lonse, wayilesi yakuchigawo, wayilesi yamatauni, wayilesi yachigawo, wayilesi yakutawuni, wayilesi yakumidzi, wayilesi yamasukulu, wayilesi yamabizinesi, wayilesi yankhondo, ndi zina zambiri.) , Zonse zidzapangidwa ndi zida zowongolera mawayilesi, zida zotumizira, ma transmitter a FM ndi ma antenna feeder.

 

Nthawi zambiri, mphamvu zama transmitters a FM ndi 1W, 5W, 10W, 30W, 50W, 100W, 300W, 500W, 1000W, 3KW, 5KW, 10KW. Ma transmitters apadera amphamvu a FM amathanso kusinthidwa malinga ndi zosowa zenizeni.

 

Kodi FM Radio Transmitter Imagwira Ntchito Motani?

 

Nthawi zambiri, ma transmitter amakhala ndi magawo atatu: gawo lalikulu kwambiri, gawo lotsika komanso gawo lamagetsi. Gawo lokwera kwambiri nthawi zambiri limaphatikizapo oscillator, buffer amplifier, frequency multiplier, intermediate amplifier, power amplifier booster stage and final power amplifier. Ntchito ya oscillator yayikulu ndikupanga mafunde onyamula ndi ma frequency okhazikika. Pofuna kupititsa patsogolo kukhazikika kwafupipafupi, gawo lalikulu la oscillator nthawi zambiri limagwiritsa ntchito quartz crystal oscillator, ndipo siteji ya buffer imawonjezeredwa kumbuyo kwake kuti ifooketse chikoka cha siteji yotsiriza pa oscillator yaikulu. Gawo lotsika kwambiri limaphatikizapo maikolofoni, siteji yamagetsi yamagetsi yotsika kwambiri, gawo lokulitsa mphamvu zochepetsera mphamvu komanso gawo lomaliza lokulitsa mphamvu. Chizindikiro chotsika kwambiri chimakulitsidwa pang'onopang'ono kuti apeze mulingo wofunikira wamagetsi pamagetsi omaliza amplifier, kuti azitha kuwongolera chowonjezera champhamvu chomaliza. Chifukwa chake, gawo lomaliza lokulitsa mphamvu zotsika pafupipafupi limatchedwanso modulator. Kusinthasintha ndi njira yokwezera chidziwitsocho kuti chitumizidwe pa siginecha inayake yapamwamba kwambiri (yonyamula ma frequency). Chifukwa chake, gawo lomaliza lamphamvu lamagetsi amplifier limakhala amplifier yoyendetsedwa.

 

Kodi Wotumiza Wailesi ya FM Adzafika Pati?

 

Makasitomala ena nthawi zambiri amatifunsa chidziwitso cha zida zamawayilesi, monga "Kodi mungamangire bwanji wayilesi yathunthu pamtengo wotsika?", Kapena "Momwe mungasankhire antenna ya dipole ya ma transmitter anga apamwamba a FM? 6-bay dipole antenna kapena 8 bays?", ndi zina zotero. Chosangalatsa ndichakuti, ali ndi chidwi chofuna kudziwa zambiri zamtundu wa wailesi ya FM ndipo afunsa mafunso okhudzana ndi mainjiniya athu a RF. Ndipo zotsatirazi ndi gawo la Mafunso omwe amafunsidwa pafupipafupi pamtundu wa ma transmitter a FM ndi gawo lofananira.

 

Zinthu Zoyenera Kudziwa Patsogolo

 

  1. Mawayilesi owulutsa opanda zingwe akuyenera kutsimikiziridwa molingana ndi momwe zinthu zilili komweko. Kwa malo otseguka, mtunda wotumizira m'malo afulati ndi wautali, ndipo mtunda wotumizira kumadera amapiri ndi mapiri udzachepa.
  2. Mfundo yosankhidwa ya mphamvu ya transmitter: mtunda kuchokera kumalo otumizira kupita kumtunda, kuchuluka kwa zopinga zozungulira, komanso ngati kutalika kwa mlongoti ndiye malo okwera kwambiri m'madera ozungulira.
  3. Chifukwa cha kutalika kwa mlongoti, kutayika kwa chingwe cha RF kumakhala kochepa, ndipo mlongoti ukhoza kugwira ntchito bwino panthawiyi, choncho ganizirani za malonda pakati pa kutalika kwa mlongoti ndi chiwerengero cha zingwe za RF zofunika.
  4. Mukatha kusonkhanitsa zida zoulutsira mawu, chonde onetsetsani kuti mwatsata malamulo aboma pawailesi yakumaloko pa kutalika kwa tinyanga kuti mupewe zilango (m'madera ena, zilango za kutalika kosayenera kwa mlongoti ndizolemera kwambiri).

 

Mafunso omwe amafunsidwa kawirikawiri kuchokera kwa makasitomala athu:

 

  • Kodi wailesi ya 1-watt imatha bwanji kufalitsa?
  • Kodi 1 watt FM transmitter idzafika pati?
  • Kodi chowulutsira cha 5-watt FM chidzafika pati?
  • Kodi ma transmitter a 15w FM ndi ati?
  • Kodi 15w FM transmitter iwulutsa mpaka pati?
  • Kodi ma 15W FM transmitter ndi otani
  • Kodi tchati chamtundu wa ma transmitter a FM ndi chiyani?
  • Kodi 100 watt FM transmitter idzafika pati?
  • Kodi 5000 watt FM transmitter idzafika pati?
  • Kodi wayilesi ya 50000 watt FM imatha kufika pati?
  • Momwe mungawerengere kuchuluka kwa ma transmitter a FM / chowerengera chamtundu wa FM?

  

Chosangalatsa ndichakuti, makasitomala athu akafuna kudziwa momwe mawayilesi amawulutsira pawailesi yathu, timaneneratu nthawi zonse kuti: "Simungakhale ndi nambala yolondola ya ma transmitter a FM (mosasamala kanthu za mphamvu kapena mtundu), pokhapokha ngati muli mu labotale! "Chifukwa chomwe titha kufotokozera izi kwa makasitomala athu ndikuti malinga ndi zomwe gulu lathu la akatswiri a RF likuwona, pali zinthu zingapo zomwe zimakhudza kuwulutsa kwa ma transmitter. Mphamvu yamagetsi yothandiza (ERP) ndi kutalika kwa malo a antenna pamwamba pa mtunda wapakati (HAAT), ndi zosiyana zina zambiri ndizofunikira zomwe tiyenera kuziganizira.

 

Chifukwa chake, pofuna kukhutiritsa makasitomala athu ndi mayankho enieni ndikuthandizira kuthana ndi zovuta zenizeni, mainjiniya athu a RF ndi gulu lazamalonda nthawi zambiri amapereka manambala enieni. Mwachitsanzo, kwa makasitomala omwe amafunsa za kufalikira kwa ma transmitter otsika mphamvu, nthawi zambiri timati: "15W FM transmitter imatha kubisala mpaka 3km, pomwe 25W FM transmitter imatha mpaka 5km. ngati 10km kapena 20km, muyenera kusankha chowulutsa cha 150W kapena 350W FM chifukwa ndiambiri pakufalitsa mphamvu "

 

The FM Radio Transmitter Coverage Reference Table ndi motere:

 

Mphamvu ya Transmitter (W)  Utali wautali (Miles)
5W 0.3 - 0.6
10W 0.5 - 0.9
20W 0.9 - 1.2
30W 0.9 - 1.8
50W 1.2 - 3
100W 1.8 - 3.7
300W 4.9 - 6
500W 6 - 9
1KW 12 - 15
3KW 15 - 21

 

Nthawi zambiri, mtunda wotumizira ma transmitter a FM umagwirizana ndi mphamvu yotumizira, kutalika kwa mlongoti wotumizira, komanso malo opatsirana kwanuko (malo). Mawonekedwe a transmitter omwe ali pansi pa 50W ali mkati mwa makilomita 10, ndipo ma transmitter a FM a 3KW amatha kufika ku 60KM.

 

Wailesi yomwe ili ndi malo ofikira ambiri imafunikira chowulutsira cha FM chokhala ndi mphamvu yayikulu yotumizira komanso mlongoti wopeza bwino kwambiri ndipo imayikidwa pamalo okwera pamwamba pa nthaka; pomwe wayilesi yokhala ndi malo ocheperako imafunikira chowulutsira cha FM chokhala ndi mphamvu yaying'ono yotumizira ndi mlongoti wokhala ndi phindu loyenera ndikukhazikika pamtunda woyenera.

 

Komabe, kwa ena ongoyamba kumene pawailesi, ziwerengero zolondola izi zitha kuyambitsa kusamvana kosafunikira ndikukankhira pazinthu zoganiza zomwe zingakhudze kuwulutsa kwa wailesi ya FM. Ngakhale mayankho ofananirawa ndi opambana, timafotokozerabe mwachidule zinthu zotsatirazi zomwe zitha kudziwa kufalikira (zomwe zikutanthauza kutalika komwe angapite) kwa ma transmitter a FM:

 

Mphamvu ya Transmitter Output Power (TPO)

 

TPO imafupikitsidwa kuchokera ku "Transmitter Power Output" panjira yolumikizirana opanda zingwe, imatanthawuza mphamvu yotulutsa yomwe imapangidwa ndi ma transmitter, mutauzidwa kuti "Iyi ndiye ma transmitter athu ogulitsa kwambiri a 5kW FM", ndiye "5kW" nthawi zonse imawoneka ngati mphamvu ya ERP (Effective Radiated Power) m'malo mwa mphamvu yeniyeni ya transmitter. TOP imalumikizidwa kwambiri ndi mtengo, kugula, bajeti, ndi zina zambiri, zomwe zili choncho chifukwa kufalikira kwabwino kumabwera ndi mtengo wogulira zida zina zamawayilesi monga chowulutsira cha FM ndi tinyanga tawayilesi za FM. Chifukwa chake, TOP, pamodzi ndi kupindula kwa mlongoti, ndi zinthu ziwiri zofunika kwambiri zomwe ziyenera kuganiziridwa makamaka kumayambiriro kwa mawayilesi a wailesi, posankha mtundu ndi zida ziti zomwe zili zabwino kwambiri pa bajeti yanu.

  

Kutalika Kuposa Average Terrain (HAAT)

 

Pawayilesi, HAAT kapena EHAAT(HAAT yogwira ntchito), kapena kutalika kopitilira mtunda wapakati kumatanthawuza mtunda wofananira pakati pa malo otumizira (transmitter ndi mlongoti zikuphatikizidwa) ndi kutalika kwa mtunda pakati pa makilomita ochepa. Kuti mumvetsetse mfundo zazikuluzikulu za HAAT, munthu ayenera kudziwa kuti HAAT kwenikweni ndiyo kuphimba kwa mlongoti wowulutsa, ndi malo oyimirira a malo a antenna pamwamba pa malo ozungulira. Tiyerekeze kuti mwayimirira pamalo othamangitsidwa ndi malo oyika mlongoti, panthawiyi, inu ndi malo otumizirako muli pachigwa, ndiye kuti mlongotiyo ukhoza kufika mtunda wa makilomita khumi kuti uulutse. Ngati malo anu si omveka koma malo amapiri, mtunda wowulutsa ukhoza kufika makilomita angapo okha. HAAT imayesedwa mwalamulo m'mamita, omwe amadziwika kwambiri ndi mgwirizano wapadziko lonse, komanso ndi mabungwe a wailesi am'madera monga Federal Communications Commission (FCC).

  

Izi zimatikumbutsanso kuti ngati mukufuna kupeza chivundikiro chachikulu pamene chotumizira, cholandirira, mlongoti, ndi zina zakonzeka, nthawi zonse kumbukirani kuyika mlongoti pamwamba momwe mungathere, kuti mupeze chilolezo cha 60% m'dera la Fresnel. ndikupeza mawonekedwe enieni a RF (LOS), kuphatikiza, zimathandizira kupewa zinthu zoyipa zomwe zingalepheretse kukula kwa RF, monga mitengo yowirira ndi nyumba zazitali, ndi zina zambiri.

 

Zina Zosasinthika

 

  1. Kuchuluka kwachabechabe m'malo ozungulira malo a mlongoti zopinga zomwe zimazungulira malo a tinyanga, monga kuchulukana ndi kutalika kwa mitengo kapena nyumba 
  2. Mtundu wa mtunda pafupi ndi malo a mlongoti yathyathyathya kapena yamapiri
  3. Kusokoneza ma radiofrequency chifukwa cha ma frequency omwe amawulutsa kuchokera pafupi ndi wayilesi
  4. Mitundu ya mlongoti ndi zowonjezera zomwe zimagwiritsidwa ntchito mu dongosolo la antenna mitundu ya mlongoti ndi chingwe coaxial ntchito kuchuluka kwa chingwe cha coaxial chogwiritsidwa ntchito
  5. Kukhudzika kwa wolandila FM kumbali ina
  6. Mawayilesi apafupi ndi mawayilesi kapena mawayilesi ena omwe amawulutsa pafupipafupi, mwachitsanzo, mlongoti amatha kuwona mtunda wa makilomita 20, koma ngati siteshoni ina ili pamtunda womwewo wa makilomita 20, imatsekereza / kusokoneza chizindikiro.

 

FMUSER ikuwonetsa kuti mutha kuyesa kugwiritsa ntchito zosintha zosiyanasiyana ndikuyerekeza zoyeserera zingapo, mwachitsanzo, mutha:

 

  1. Dziwani mtundu wa mlongoti (4-bay kapena 2 bays FM mlongoti ndi wabwino)
  2. Tsimikizirani kutalika kwa mlongoti (mamita 30 ndiabwino kokwanira, omwe ndi ofanana ndi nyumba yankhani 15)
  3. Dziwani mphamvu ya chowulutsira wailesi (mutha kusinthanso ma Watts 200 kukhala ma Watts 500, ndi mosemphanitsa).
  4. Pezani masamba osiyanasiyana ngati malo otumizira (ganizirani ngati muli pamalo athyathyathya kapena amapiri kapena paphiri)
  5. Jambulani mtunda wakutali kwambiri womwe mungalandire ma siginecha omveka bwino a wayilesi kuchokera komwe amatumizira
  6. Sinthani zosinthika ndikufananiza ndi zomwe mumalemba.
  7. Ngati muwona kuti palibe chomwe mungafune patebulo lofotokozera za ma transmitter omwe taperekedwa ndi ife, chonde tidziwitseni koyamba. FMUSER ikhoza kukuthandizani kuyerekeza momwe mawayilesi amawululira.

 

Chowonadi ndi chakuti: simungadziwe momwe chowulutsira chowulutsira amawululira mosasamala kanthu za mphamvu zotumizira kapena mtundu wake. Mwamwayi, mutha kupeza nthawi zonse zomwe zimaganiziridwa ndi ma transmitter amawayilesi kuchokera kwa akatswiri a RF (monga momwe tidachitira kale).

  

Ziwerengero zomwe zikuyerekezedwazi zimachita zinthu zenizeni - kukuthandizani kuti muganizire kawiri musanasankhe chowulutsira chabwino ndikuchepetsa mtengo kapena ndalama zosafunikira, kapena kutchulidwa bwino muzogulitsa zotsatsa kapena chithandizo chilichonse chaukadaulo pa intaneti mutagula cholumikizira cha FM.

  

N’zoona kuti tonsefe timadziwa kuti zimene tikuphunzirazo ndi mphunzitsi wabwino kwambiri. Kukhazikitsa chowulutsira cha FM ndikuchiyendetsa mwachindunji itha kukhala njira yabwino kwambiri yopezera chidziwitso cholondola cha wailesi ya FM.

 

Magulu Akuluakulu a Ma FM Radio Transmitters

Itha kugawidwa kukhala ma transmitter aukadaulo a FM ndi ma transmitters amtundu wa amateur-grade FM. Ma transmitters a FM aukadaulo amagwiritsidwa ntchito makamaka pamawayilesi akatswiri komanso zochitika zomwe zimafuna kumveka bwino komanso kudalirika, pomwe ma transmitters a FM amateur-grade amagwiritsidwa ntchito kwambiri m'malo osakhala akatswiri komanso malo omwe amafunikira mawu apamwamba komanso odalirika. Kumene zofunikira zonse zimafunika. Pankhani ya njira yowulutsira, imatha kugawidwa mu stereo kuwulutsa ndi kuwulutsa kwa mono;

 

Malinga ndi mfundo yoyambira yoyendera ma transmitter a FM, imatha kugawidwa kukhala ma analogi FM transmitter ndi digito FM transmitter:

 

Digital FM transmitter

 

Ndi chitukuko chachangu chaukadaulo wamagetsi, makamaka ma transmitter aukadaulo a FM, ma transmitters a digito akusintha pang'onopang'ono ma transmitters a analog FM. Kusiyana pakati pa digito ndi analogi ndi kosavuta, kutengera ngati imagwiritsa ntchito ukadaulo wa pulogalamu yamapulogalamu (DSP + DDS) Design.

 

Digital FM transmitter ndi njira yowulutsira digito ya FM kuchokera pamawu mpaka mawayilesi. Imagwiritsa ntchito ukadaulo wamapulogalamu apawailesi kuti izindikire ma transmitter a FM. Imalandira ma siginecha amtundu wa digito (AES/EBU) kapena ma audio a analogi (otumizidwa ku A/D), kukonza ma siginecha omvera, ndi ma encoding a stereo onse amamalizidwa ndi DSP (Digital Signal processor), ndi njira yosinthira ma FM DSP imawongolera DDS (Direct Digital frequency synthesizer) kuti amalize njira yosinthira digito. Mafunde a digito a FM amasinthidwa ndi D/A kuti apange mafunde wamba a FM kuti amplifier ya RF ikulitse mphamvu yomwe yatchulidwa. Chidule cha "DSP+DDS".

 

Analogi FM Transmitter

 

Ma transmitter a analogi a FM amatha kungolandira ma audio a analogi, kukulitsa ma audio, kuchepetsa ndi kubisa kwa stereo zonse ndi analogi; makamaka, VCO (Voltage Controlled Oscillator) + PLL (Phase Locked Loop) imagwiritsidwa ntchito popanga ma frequency carriers a FM, modulated Inde, njirayi ndikuwongoleranso mwachindunji varactor diode ya VCO yokhala ndi ma audio composite analogi. Mtundu woterewu ndi wosinthira wamtundu wa analogi wa FM, koma pakhoza kukhala ma LED kapena LCD digito yowonetsera ma transmitter ma frequency, koma njira yonseyi ndi analogi.

Kodi chowulutsira chowulutsa cha compact FM ndi momwe chimagwirira ntchito?
Chowulutsira chowulutsa cha compact FM ndi chida chomwe chimagwiritsidwa ntchito kufalitsa ma wayilesi a FM patali pang'ono, nthawi zambiri mpaka ma kilomita angapo. Nthawi zambiri amagwiritsidwa ntchito ndi mawayilesi ang'onoang'ono, owulutsa ammudzi, ndi mabizinesi kuti apereke chithandizo chamtundu wa FM.

Ma transmitters a Compact FM nthawi zambiri amakhala ang'onoang'ono, osunthika omwe amatha kunyamulidwa mosavuta kuchokera kumalo ena kupita kwina. Nthawi zambiri amagwiritsidwa ntchito ngati mawayilesi akanthawi kapena zochitika zakunja, mosiyana ndi ma transmitters a FM okhala ndi ma rack omwe nthawi zambiri amapangidwira kuti aziyika kokhazikika kapena kwanthawi zonse.
 
Mawu ena omwe amagwiritsidwa ntchito ngati mawu ofanana ndi ma transmitters a compact FM akuphatikiza:

- Ma transmitter otsika kwambiri a FM
- Ma transmitter onyamula a FM
- Ma transmitter ang'onoang'ono a FM
- Ma transmitters a Micro FM
- Ma transmitter ang'onoang'ono a FM
- Ma transmitter aumwini a FM
- Ma transmitters a Hobbyist FM
- Ma transmitter otsika kwambiri a FM
- Ma transmitters a FM otsika mtengo
- Ma transmitters a Tabletop FM
 
Wofalitsayo amagwira ntchito potenga siginecha yamawu, monga nyimbo kapena malankhulidwe, ndikuisintha kukhala siginecha yawayilesi ya FM yomwe imatha kuulutsidwa pamawayilesi. Izi zimachitika pogwiritsa ntchito njira yotchedwa modulation, pomwe matalikidwe a siginecha ya wayilesi amasiyanasiyana malinga ndi siginecha yomvera.

Ma transmitter a compact FM nthawi zambiri amakhala ndi ma transmitter unit ndi mlongoti. Chigawo cha transmitter chimakhala ndi ma frequency synthesizer, ma frequency processing circuit, ndi amplifier mphamvu. Ma frequency synthesizer amapanga ma frequency onyamula, omwe amakhala mumitundu ya 88-108 MHz. Mabwalo opangira ma audio amatenga siginecha yomvera ndikuyisintha pama frequency onyamula. Chokulitsa mphamvu kenako chimakulitsa siginecha yosinthidwa kukhala mulingo wokwanira wamagetsi kuti utumize, womwe nthawi zambiri umakhala mumtundu wa ma watts angapo.

Mlongoti umagwiritsidwa ntchito kuwunikira chizindikiro cha FM pamawawa. Nthawi zambiri ndi dipole kapena mlongoti wapansi, womwe umapangidwa kuti utumize chizindikiro kunjira inayake. Kusiyanasiyana kwa ma transmitter kumatsimikiziridwa ndi mphamvu yotulutsa mphamvu ya transmitter ndi mawonekedwe a mlongoti.
Choulutsira chowulutsa chophatikizika cha FM ndichofunikira pakuwulutsa chifukwa chimapereka njira yotsika mtengo, yotsika mtengo yotumizira ma wayilesi a FM kudera laling'ono.

Mabungwe ambiri, monga masukulu, matchalitchi, ndi malo ammudzi, atha kufuna kuwulutsa mawayilesi awo a FM kwa omvera amderalo. Chowulutsira chowulutsa chophatikizika cha FM chimapangitsa izi zotheka popereka kufalitsa kwamphamvu kwa siginecha ya FM, nthawi zambiri kumayenda ma kilomita angapo.

Ma transmitters owulutsa a Compact FM ndiwothandiza makamaka pantchito zotsika mtengo kapena zapagulu chifukwa ndizotsika mtengo ndipo safuna ukadaulo wambiri kuti ugwire ntchito. Atha kugwiritsidwa ntchito kufalitsa zochitika zamoyo, monga misonkhano ya tchalitchi kapena masewera amasewera, kapena kusewera mapulogalamu omwe adajambulidwa kale, monga mndandanda wa nyimbo kapena maphunziro.

Ponseponse, chowulutsira chowulutsa cha compact FM chimapatsa anthu ndi mabungwe njira zoulutsira zomwe zili pawailesi yawo kwa omvera amderalo popanda kufunikira kuyika ndalama pazida zotsika mtengo komanso zamphamvu zotumizira ndikupeza layisensi yowulutsa kuchokera ku mabungwe owongolera, imapereka mwayi wochepa mtengo ndi njira yosavuta kugwiritsa ntchito powulutsira kwanuko.

Kodi ndi mphamvu ziti zomwe zimagwiridwa ndi compact FM broadcast transmitter?
Ma transmitters owulutsa a Compact FM nthawi zambiri amakhala ndi mphamvu zochulukirapo pakati pa 1 watt ndi 50 watts. Mulingo wamagetsi womwe chotumizira chotumizira mauthenga chimatha kutsatiridwa ndi malamulo oyendetsera dziko lomwe chimagwiritsidwa ntchito, komanso momwe akufunira.

Nazi zitsanzo za ntchito zofananira zamagawo osiyanasiyana amagetsi:

-0.5W: Chowulutsira cha 0.5 watt compact FM chimadziwika kuti ndi chida champhamvu chochepa ndipo chimagwiritsidwa ntchito pawailesi yakanema komanso yaumwini. Malo omwe amafikirako nthawi zambiri amakhala pamtunda wa 100-300 metres ndipo ndioyenera kuwulutsa zochitika zachinsinsi, monga maukwati kapena maphwando, komanso kugwiritsa ntchito wailesi yakanema.

-1W: Uwu ndiye mulingo wotsika kwambiri wamagetsi womwe umagwiritsidwa ntchito pofalitsa ma compact FM. Nthawi zambiri amagwiritsidwa ntchito ngati mawayilesi ang'onoang'ono, kapena kuwulutsa kwamagetsi ochepa m'malo ang'onoang'ono monga masukulu, matchalitchi, ndi mabizinesi.

-7W: 7 watt compact FM transmitter ndi yamphamvu kwambiri ndipo imatha kufalitsa malo okulirapo kuposa ma 0.5 watt transmitter. Ndi mphamvu iyi, kufalikira kumatha kufika makilomita 5 kutengera mtunda ndi zinthu zina monga kutalika kwa mlongoti ndi kuyika kwake. Amagwiritsidwa ntchito kwambiri pamawayilesi ang'onoang'ono ammudzi, kuwulutsa kwamphamvu kocheperako, komanso kuwulutsa zochitika zapadera.

- 10 watts: Mphamvu yamagetsiyi ndi yoyenera mawayilesi ang'onoang'ono ammudzi, omwe amawulutsa mpaka ma kilomita angapo. Amagwiritsidwanso ntchito kwambiri pazambiri zokopa alendo kapena mawayilesi, monga omwe amapezeka m'mabwalo a ndege kapena malo ogulitsira.

25-50 Watts: Mphamvu yamagetsiyi ndi yoyenera mawayilesi akulu ammudzi, omwe amawulutsa mpaka ma kilomita 10 kapena 20. Nthawi zambiri amagwiritsidwa ntchito ndi mabungwe osachita phindu kapena mawayilesi ang'onoang'ono amalonda.

Mwambiri, mphamvu zotulutsa zowulutsa za compact FM ziyenera kusankhidwa kutengera malo omwe akufunidwa komanso zomwe zikufunika m'dziko lomwe zidzagwiritsidwe ntchito. Ndikofunikira kuwonetsetsa kuti chowulutsa chikugwiritsidwa ntchito mkati mwa mphamvu zake zovoteledwa komanso kuti ma frequency akuwulutsa sakusokoneza owulutsa ena omwe ali ndi zilolezo.

Ndikofunikira kudziwa kuti kuchuluka kwamphamvu kwa chowulutsira chowulutsa cha FM nthawi zonse kuyenera kutsatira malamulo am'deralo ndi malangizo akuwulutsa pawayilesi. Malo omwe akufunidwa, kuchulukana kwa anthu, ndi ntchito zowulutsa zomwe zilipo kale m'derali zitha kukhudzanso kusankha kwa magetsi pa pulogalamu yomwe yaperekedwa.

Ndikofunikira kudziwa kuti kugwiritsa ntchito mphamvu iliyonse ya transmitter kuyenera kutsata malamulo akumaloko. M'mayiko ena, kuwulutsa kwamphamvu kocheperako sikuloledwa kapena kumafuna laisensi kuti igwire ntchito. Kuphatikiza apo, zinthu zina, monga ma frequency omwe amapezeka komanso kusokonezedwa ndi mawayilesi ena owulutsa, ziyeneranso kuganiziridwa posankha mulingo woyenera wamagetsi wotumizira ma compact FM.
Kodi mungasiyanitse bwanji cholumikizira chowulutsa cha FM ndi ena?
Ma transmitters owulutsa a Compact FM adapangidwira mapulogalamu apadera omwe amafunikira kuwulutsa kwapamtunda kwakanthawi kochepa. Poyerekeza ndi mitundu ina ya ma transmitters owulutsa ma FM, monga mayunitsi aukadaulo, pali kusiyana kwakukulu malinga ndi momwe amagwiritsira ntchito, zida zofunika, kagwiridwe ka magetsi, mitengo, njira zoyikira, ndi zofunika kukonza.

Mapulogalamu

Ma transmitters a Compact FM amagwiritsidwa ntchito makamaka pamapulogalamu ang'onoang'ono, kuphatikiza ma wayilesi ang'onoang'ono, mawayilesi ammudzi, ndi mabizinesi omwe amapereka ntchito zapa FM. Ma transmitters aukadaulo aukadaulo a FM adapangidwa kuti azigwiritsidwa ntchito mokulirapo, monga mawayilesi apawayilesi omwe amaphimba dera lalikulu.

Ubwino ndi zoyipa

Ma transmitters a Compact FM ali ndi maubwino angapo kuposa mayunitsi aukadaulo, kuphatikiza mtengo wawo wotsika, kusavuta kugwiritsa ntchito, komanso kusuntha. Komabe, alinso ndi zovuta zingapo, kuphatikiza mawonekedwe awo ochepa owulutsa komanso kusokoneza kotheka ndi ntchito zina zowulutsa. Ma transmitter aukadaulo aukadaulo a FM amapereka mphamvu zochulukirapo komanso kutalika kwanthawi yayitali, koma mtengo wawo wapamwamba komanso zovuta zake zimawapangitsa kukhala osathandiza pakugwiritsa ntchito pang'ono.

Zida zofunika


Mitundu yonse iwiri ya ma transmitters a FM imafuna mlongoti kuti utumize chizindikirocho. Ma transmitters owulutsa a Compact FM nthawi zambiri amagwiritsa ntchito dipole kapena mlongoti wapansi, pomwe mayunitsi aukadaulo amatha kugwiritsa ntchito tinyanga tambiri tovuta. Mtundu wa chingwe cha coaxial kapena chingwe chopatsira chomwe chimafunikira pamtundu uliwonse wa ma transmitter amathanso kusiyanasiyana kutengera mphamvu yotulutsa ndi bandwidth yofunikira pa transmitter.

Mphamvu yogwira ntchito

Ma transmitter aukadaulo aukadaulo a FM nthawi zambiri amakhala ndi mphamvu zowongolera mphamvu, kuyambira ma watts mazana angapo mpaka ma kilowatt angapo. Mosiyana ndi izi, ma transmitters a compact FM nthawi zambiri amakhala ndi mphamvu yogwira mpaka ma watts 50.

mitengo

Ma transmitters owulutsa a Compact FM nthawi zambiri amakhala otsika mtengo kuposa mayunitsi aukadaulo, ndipo mitengo imachokera pa mazana angapo mpaka madola masauzande angapo kutengera mphamvu ndi mawonekedwe agawo. Ma transmitter aukadaulo a FM amatha kuwononga madola masauzande ambiri.

Kapangidwe ndi kasinthidwe

Ma transmitters apamwamba kwambiri a FM nthawi zambiri amakhala mu chassis yokwera, pomwe ma transmitters ophatikizika a FM nthawi zambiri amapangidwa kuti azigwiritsidwa ntchito patebulo kapena kunyamula. Magawo aukadaulo amathanso kupereka masinthidwe am'modzi omwe amalola kukulitsidwa ndikusintha mwamakonda, pomwe ma transmitters ophatikizika a FM nthawi zambiri amapangidwa ngati mayunitsi amtundu umodzi.

Kuyika njira ndi zofunikira

Mitundu yonse iwiri ya ma transmitters a FM imafunikira kuyika koyenera ndikuyika pansi kuti zitsimikizire kuti zikuyenda bwino komanso zodalirika. Ma transmitters aukadaulo a FM angafunike kukhazikitsa akatswiri komanso kugwiritsa ntchito mizere yotumizira ma coaxial, pomwe ma transmitters ophatikizika a FM amatha kukhazikitsidwa mosavuta ndipo nthawi zambiri amagwiritsa ntchito zingwe zopepuka za coaxial.

Magwiridwe

Ma transmitter aukadaulo aukadaulo a FM nthawi zambiri amapereka magwiridwe antchito apamwamba malinga ndi mtundu wamawu, kukhazikika kwafupipafupi, komanso kusiyanasiyana. Komabe, pamapulogalamu ang'onoang'ono, ma transmitters a compact FM amatha kupereka magwiridwe antchito pamtengo wotsika.

Kukonza ndi kukonza

Mitundu yonse iwiri ya ma transmitters a FM imafunikira kukonzedwa pafupipafupi komanso kukonzanso kwakanthawi. Ma transmitter owulutsa aukadaulo a FM angafunike kukonzanso komanso kukonzanso nthawi yonse ya moyo wawo chifukwa cha mapangidwe awo ovuta komanso kutulutsa mphamvu zambiri.

Mwachidule, ma transmitters owulutsa ma compact FM amapereka njira yotsika mtengo, yosavuta kugwiritsa ntchito pakuwulutsa kwanuko patali pang'ono. Nthawi zambiri amagwiritsidwa ntchito pazigawo zing'onozing'ono, monga mawayilesi apawayilesi ang'onoang'ono komanso owulutsa ammudzi. Ngakhale ali ndi maubwino angapo kuposa mayunitsi aukadaulo, kuphatikiza kusuntha kwawo komanso kugwiritsa ntchito mosavuta, mphamvu zawo zocheperako komanso kuchuluka kwake zimawapangitsa kukhala osathandiza pamapulogalamu akulu akulu.
Kodi zinthu zazikuluzikulu za chowulutsira cha compact FM ndi chiyani?
Ma transmitters a Compact FM nthawi zambiri amakhala ndi mawonekedwe apadera omwe amawasiyanitsa ndi mitundu ina ya ma transmitters a FM. Nazi zitsanzo zingapo:

1.Kunyamula: Ma transmitters a Compact FM nthawi zambiri amapangidwa kuti azikhala opepuka, ophatikizika, komanso osunthika, kuwapangitsa kukhala abwino kugwiritsidwa ntchito panja kapena pamalo komanso kwa iwo omwe amafunikira kusuntha zida zawo pafupipafupi.

2. Kuphweka: Potengera mphamvu zawo zochepa komanso kukula kwake kochepa, ma transmitters ophatikizika kwambiri a FM amaphatikiza mawonekedwe osavuta komanso osavuta kugwiritsa ntchito, kuwapangitsa kukhala abwino kwa iwo omwe mwina alibe luso pakuwulutsa.

3. Kukwanitsa: Ma transmitters owulutsa a Compact FM amakhala otsika mtengo kuposa mitundu ina ya ma transmitters a FM, zomwe zimawapangitsa kukhala njira yofikira kwa anthu, mabizinesi ang'onoang'ono, komanso osapeza phindu.

4. Kusinthasintha: Ma transmitters owulutsa a Compact FM amapereka mphamvu zingapo, kuyambira pansi mpaka 0.1 watts mpaka pafupifupi 50 watts, zomwe zimawapangitsa kukhala abwino pakuwulutsa pang'ono komanso kugwiritsa ntchito mwapadera kapena kwakanthawi.

5. Kuyika kosavuta: Mosiyana ndi ma transmit okulirapo, ma transmitters ophatikizika a FM nthawi zambiri amakhala osavuta kukhazikitsa ndipo amafunikira zida zochepa, zida ndi ma cabling. Izi zimawapangitsa kukhala njira yabwino kwa iwo omwe amafunikira kukhazikitsidwa kwachangu komanso kosavuta.

Ponseponse, mawonekedwe a ma transmitters ophatikizika a FM amawonetsa magwiridwe antchito osachita malonda, kunyamula komanso kwakanthawi, komanso kugwiritsa ntchito mosavuta komanso kukwanitsa.
Kodi ntchito zazikulu za transmitter ya compact FM ndi ziti?
Ma transmitters owulutsa a Compact FM amagwiritsidwa ntchito pafupipafupi pazinthu zosiyanasiyana, zomwe zimayambira pamasewera osangalatsa mpaka kuwulutsa kwapagulu. Nazi zitsanzo zochepa zamapulogalamuwa, zida zomwe zimagwiritsidwa ntchito komanso momwe chowulutsira chowulutsa cha FM chingayikidwe ndi kugwiritsidwa ntchito pa chilichonse.

Wailesi yapawekha ya FM / yosangalatsa: Chowulutsira chowulutsa cha compact FM chitha kugwiritsidwa ntchito ndi anthu payekhapayekha, pawailesi yakanema, kapena kupanga mawayilesi ang'onoang'ono a zochitika zakomweko monga maukwati kapena zikondwerero zina. Muzochitika izi, zidazo nthawi zambiri zimakhala ndi cholumikizira, mlongoti (womwe ukhoza kukhala dipole kapena mlongoti wapansi), chingwe cha coaxial, ndi gwero lamagetsi. Kuti muyike ndikugwiritsa ntchito cholumikizira chowulutsira cha FM chophatikizika, anthu ayenera kulumikiza chowulutsira ku mlongoti ndi gwero lamagetsi. Ndikofunika kuwonetsetsa kuti chowulutsira ndi mlongoti zikugwirizana bwino, komanso kusankha ma frequency omwe sagwiritsidwe ntchito ndi wayilesi ina iliyonse ya FM.

Mawayilesi ammudzi: Ma transmitters a Compact FM amagwiritsidwanso ntchito powulutsa mawayilesi ang'onoang'ono ammudzi, nthawi zambiri ndi mabungwe osachita phindu, masukulu, magulu azipembedzo, ndi magulu ena ang'onoang'ono omwe akufuna kupereka mapulogalamu a pawailesi kumalo komwe amakhala. Zida zoulutsira zamtunduwu zimaphatikizanso chowulutsa champhamvu champhamvu cha compact FM (nthawi zambiri kuyambira mawatts 5 mpaka 50, kutengera malo omwe amafunikira), mlongoti (womwe ukhoza kukhala gawo limodzi kapena malo angapo. , kutengera malo omwe akufunika), chingwe cha coaxial, ndi gwero lamagetsi. Kuyika zida kumafunikira malo oyenera pomwe mlongoti wa transmitter ungakwezedwe, ndikuganiziranso magwero ena aliwonse a RF pafupi.

Kuwulutsa kwadzidzidzi: Ma transmitters a Compact FM amathanso kugwiritsidwa ntchito pakagwa mwadzidzidzi kuti apereke kulumikizana kwachangu komanso kodalirika kumadera omwe akhudzidwa. Zipangizo zamawayilesi amtunduwu ndizofanana ndi zomwe zimagwiritsidwa ntchito pawailesi ya anthu ammudzi, komanso zingaphatikizepo zosunga zobwezeretsera za batri kapena jenereta kuti zitsimikizire kuti zikugwirabe ntchito ngati magetsi azima. Ndikofunikira kudziwa kuti zilolezo zapadera zitha kufunikira pakuwulutsa mwadzidzidzi.

Zochitika zapadera: Mabizinesi ena, mabungwe, ndi oyang'anira zochitika amatha kugwiritsa ntchito ma transmitters ophatikizika a FM kuti apereke zomvera pazochitika zapadera monga makonsati akunja, zochitika zamasewera, kapena zikondwerero. Zida zomwe zimagwiritsidwa ntchito pazochitikazi zidzakhala zofanana ndi zomwe zimagwiritsidwa ntchito poulutsira anthu payekha koma ndi malo okulirapo m'maganizo. Ma transmitters angapo ndi tinyanga titha kugwiritsidwa ntchito kuwonetsetsa kuti pali malo okwanira, ndipo kusintha mosamala ma tinyanga kuti tipewe kusokonezedwa ndi ma elekitiroma apafupi ndikofunikira.

Nyimbo ndi zilengezo zamakanema oyendetsa: Ma transmitters owulutsa a Compact FM atha kugwiritsidwanso ntchito kuulutsa mawu owonetsera ma drive-in theatre, omwe amapereka mwayi wowonera motetezeka komanso wotalikirana ndi anthu. Zida zomwe zimagwiritsidwa ntchito pazifukwa izi zikuphatikiza cholumikizira chowulutsira cha FM cholumikizira, mlongoti (omwe atha kukhala gawo limodzi kapena malo angapo, kutengera malo ofunikira), chingwe cholumikizira, ndi gwero lamagetsi. Chotumiziracho chimalumikizidwa ndi gwero la mawu (monga chosakanizira kapena bolodi lamawu) ndikuwulutsa siginecha yomvera kumawailesi amgalimoto omwe amasinthidwa pafupipafupi.

Nyimbo zamalonda ndi zolengeza: Ma transmitters owulutsa a Compact FM atha kugwiritsidwa ntchito ndi mabizinesi kuti apereke zosangalatsa zamawu mu sitolo kapena kulengeza kwa makasitomala. Zida zomwe zingafunike pazifukwa izi zitha kukhala cholumikizira cholumikizira, mlongoti, chingwe cha coaxial, ndi gwero la mawu monga CD kapena MP3 player. Kuwulutsa kwamtunduwu kumafuna kuwunika mosamalitsa zosankha pafupipafupi komanso kutsata malamulo.

Zambiri za alendo: Ma transmitters owulutsa a Compact FM atha kugwiritsidwa ntchito ndi mabungwe azokopa alendo kuti apereke chidziwitso ndi ndemanga kwa alendo omwe ali mdera linalake. Cholumikizira chowulutsa cha FM chophatikizika, mlongoti, chingwe cha coaxial, ndi gwero lamagetsi zitha kugwiritsidwa ntchito kupanga wayilesi yomwe ili komweko yomwe imatha kutsatiridwa ndi alendo pawailesi yamagalimoto awo.

Makanema oyendetsa: zidazo nthawi zambiri zimakhala ndi cholumikizira chowulutsira cha FM, mlongoti, chingwe cha coaxial, ndi gwero lamagetsi. Chotumiziracho chimalumikizidwa ndi gwero la mawu (monga chosakanizira kapena bolodi lamawu) ndikuwulutsa siginecha yomvera kumawailesi amgalimoto omwe amasinthidwa pafupipafupi. Izi zimathandiza ogula kuti azisangalala ndi gawo la audio la filimuyi kuchokera ku chitonthozo cha magalimoto awo.

Mipingo yoyendetsa: Mipingo yoyendetsa galimoto imagwiritsanso ntchito ma transmitters ophatikizika a FM kuti apereke zomvera kwa omwe amasonkhana. Zida zomwe zimafunikira pazifukwa izi ndizofanana ndi zomwe zimagwiritsidwa ntchito powonera kanema, pomwe chowulutsira chowulutsa cha FM, mlongoti, chingwe cha coaxial, ndi gwero lamagetsi zomwe zimagwiritsidwa ntchito popanga wayilesi yokhazikika yomwe imatha kulumikizidwa ndi tchalitchi. opezeka pawailesi yamagalimoto awo. Kuphatikiza apo, matchalitchi ena omwe amayendetsa galimoto amathanso kugwiritsa ntchito zowonera makanema kuti awonetse kanema wamoyo kapena wojambulidwa kale wa ulalikiwo.

Mwachidule, ma transmitters owulutsa a compact FM amapeza njira zingapo zowonera payekha komanso zapadera, zomwe zimafuna zida zotsika mtengo, zosunthika komanso zosavuta kugwiritsa ntchito. Kuti muyike ndikugwiritsa ntchito chowulutsira chowulutsa cha FM pazifukwa zilizonsezi, anthu kapena mabungwe adzafunika kuteteza ma frequency oyenera ndikupeza chilolezo chofunikira kuti aulutse. Adzafunikanso kuyika zidazo moyenera ndikutsatira malamulo omwe akugwiritsidwa ntchito, monga miyezo yotulutsa mpweya ndi malamulo achitetezo.

Kodi chowulutsira chowulutsa cha FM chokhala ndi rack ndi momwe chimagwirira ntchito?
Chowulutsira chowulutsa cha FM chokhala ndi rack ndi chipangizo chomwe chimatumiza ma siginecha a wailesi ya FM kuchokera ku studio kapena pawailesi yakanema kupita ku tinyanga.

Ma transmitters a FM okhala ndi ma Rack-mounted, monga momwe dzina lawo likusonyezera, adapangidwa kuti aziyikiridwa muzitsulo zokhazikika za 19-inch. Amagwiritsidwa ntchito pamawayilesi ang'onoang'ono mpaka apakatikati komanso mawayilesi ammudzi komwe malo amakhala ochepa. Ma transmitters a FM okhala ndi ma Rack amatha kukhala osinthika ndipo amatha kusinthidwa malinga ndi magawo amagetsi ndi masanjidwe osiyanasiyana.

Ma transmitter a FM amafunikira kuti aziulutsa ma wayilesi pama frequency osiyanasiyana. Ma transmitters a FM okhala ndi ma Rack amakondedwa chifukwa amatha kupereka mphamvu zokhazikika komanso zapamwamba kwambiri kuti zitsimikizire kuwulutsa kosasintha. Cholumikizira chokhala ndi rack chimagwiranso ntchito bwino m'malo ndipo chimatha kuphatikizidwa mosavuta ndi makina akuluakulu owulutsa, kuwapangitsa kukhala abwino kuti agwiritsidwe ntchito pamawayilesi, malo owulutsira mawu, ndi makonda ena pomwe kuwulutsa kwapamwamba kwa FM kumafunika.

Ma transmitters opangidwa ndi ma rack-mounted FM adapangidwanso kuti akwaniritse miyezo yolimba yamakampani pazabwino komanso zotulutsa mphamvu, zomwe zimathandiza kuwonetsetsa kuti ma wayilesi amafalitsidwa molondola komanso modalirika. Nthawi zambiri amaphatikiza zinthu monga kuwunika ndi kuwongolera zamagetsi, zowunikira zokhazikika, ndi zida zodzitchinjiriza kuti zipewe kuwonongeka ngati zida zalephera kapena zovuta zina.

Kuphatikiza apo, ma transmitters owulutsa a FM okhala ndi ma rack amatha kuthandizira masinthidwe osiyanasiyana a tinyanga ndi ma cabling, omwe amalola owulutsa kuti azolowere madera osiyanasiyana owulutsa ndikukhathamiritsa mawonekedwe azizindikiro ndi kuwulutsa. Kusinthasintha uku ndi mwayi waukulu wa chowulutsira chowulutsa cha FM chokhala ndi rack, ndikupangitsa kuti ikhale gawo lofunikira pamakina aliwonse apamwamba kwambiri a FM.
Kodi ndi mphamvu ziti zomwe zimagwiridwa ndi ma transmitter a FM okhala ndi rack?
Ma transmitters a FM okhala ndi ma Rack-mounted akupezeka mumitundu ingapo yamagetsi, kutengera kagwiritsidwe ntchito ndi kuwulutsa kwa siginecha komwe kumafunikira. Nazi zitsanzo zamagawo wamba amagetsi owulutsa ma rack-okwera a FM ndi mapulogalamu ofanana:

1. Ma transmitters otsika (5W - 500W): Ma transmitterswa nthawi zambiri amagwiritsidwa ntchito pamawayilesi ang'onoang'ono am'deralo, m'malo amkati kapena panja, kapena mawayilesi apadera. Ali ndi malo ochepa ofikira makilomita ochepa, zomwe zimawapangitsa kukhala abwino kumawayilesi akumaloko.

2. Zopatsira mphamvu zapakatikati (500W - 10kW): Ma transmitter apakati ndi oyenera mawayilesi apakatikati ndi ma network omwe amafunikira malo okulirapo kwambiri. Amatha kufika mtunda wa makilomita 50-100, kuwapangitsa kukhala oyenera kumadera akumidzi ndi akumidzi.

3. Ma transmitter amphamvu kwambiri (10kW - 50kW): Ma transmitters amphamvu kwambiri amagwiritsidwa ntchito pamawayilesi akulu owulutsa omwe amafunikira malo ofikira ambiri, monga ma network adziko lonse kapena masiteshoni apadziko lonse lapansi. Amakhala ndi malo ofikira makilomita opitilira 100 ndipo amatha kutumizira ma siginecha mtunda wautali. Ma transmitters amphamvu amathanso kukupatsirani chidziwitso chodalirika m'malo ovuta kapena malo ovuta.

4. Ma transmitters apamwamba kwambiri (50kW ndi pamwamba): Ma transmitterswa amagwiritsidwa ntchito ngati mawayilesi apawayilesi azamalonda okhala ndi malo akuluakulu kapena ntchito zowulutsa zapadziko lonse lapansi. Amatha kutumizira ma siginecha pa mtunda wautali, kuwapangitsa kukhala oyenera kugwiritsa ntchito maulendo ataliatali monga kuwulutsa kwa ma shortwave.

Ponseponse, kuchuluka kwamphamvu kwa chowulutsira chowulutsa chokwera cha FM kumafanana ndi malo omwe amafunikira ma siginecha ndikugwiritsa ntchito. Mphamvu yamagetsi ikakwera, m'pamenenso malo ofikirako ndi okulirapo komanso mtunda womwe wotumiza angafikire.
Kodi mungasiyanitse bwanji chowulutsira chowulutsa cha FM chokwera ndi ena?
Poyerekeza ma transmitters owulutsa a FM okhala ndi ma rack ndi mitundu ina ya ma transmitters a FM, monga machubu otengera machubu kapena olimba-state, pali zosiyana zingapo pakugwiritsa ntchito, zabwino, zoyipa, zida zofunika, mitundu ya tinyanga, mphamvu yogwira, mitengo, kapangidwe, kasinthidwe, njira kukhazikitsa, ndi zofunika kukonza. Nazi mwachidule mwachidule:

Mapulogalamu

- Ma transmitters a FM okhala ndi ma Rack-mounted amagwiritsidwa ntchito kwambiri pamawayilesi ang'onoang'ono kapena apakatikati kapena mawayilesi ammudzi, pomwe ma transmitters otengera machubu nthawi zambiri amagwiritsidwa ntchito ngati mawayilesi amphamvu kwambiri, mawayilesi apatali, komanso ma transmitters aboma ndi oyenera. osiyanasiyana ntchito.
- Ma transmitters a FM okhala ndi ma Rack amatha kugwiritsidwa ntchito m'malo osiyanasiyana monga m'nyumba kapena kunja pomwe ma transmitters otengera machubu amafunikira malo ochulukirapo komanso njira yoyika zovuta kwambiri.

Ubwino ndi Zoyipa

- Ma transmitters a FM okhala ndi ma Rack-mounted ali ndi zabwino zingapo, kuphatikiza kuyika bwino ndi kukonza, kuchuluka kwa mphamvu ndi masanjidwe osiyanasiyana, komanso kugwirizanitsa ndi tinyanga ndi zida zosiyanasiyana. Chimodzi mwa zovuta zake ndi chakuti ali ndi mphamvu zochepa zotulutsa mphamvu, zomwe sizingakhale zokwanira pa mapulogalamu akuluakulu owulutsa.
- Ma transmitters opangidwa ndi ma chubu amapereka kudalirika kwapadera komanso moyo wautali, mphamvu yogwira mwamphamvu kwambiri, komanso mawu abwino kwambiri. Komabe, zitha kukhala zovuta kuziyika, ndipo zimafunikira kukonza nthawi zonse ndikusintha machubu.
- Ma transmitters a Solid-state amapereka maubwino ofanana ndi ma transmitters a FM okhala ndi ma rack, kuphatikiza kudalirika, kugwiritsa ntchito mosavuta ndikukonza, komanso kuchuluka kwa mphamvu zamagetsi. Komabe, amakhala okwera mtengo kuposa ma transmitters okhala ndi rack ndipo sagwira ntchito bwino pamagetsi apamwamba.

Zida ndi Chalk

- Ma transmitters a FM okhala ndi ma Rack amafunikira tinyanga, zolumikizira, ndi zingwe zoyenera za coaxial kapena mizere yotumizira. Zitha kuphatikizidwa ndi tinyanga tating'onoting'ono kapena tosiyanasiyana kutengera malo ofikira.
- Ma transmitters otengera machubu amafunikira zida zapadera, monga magetsi ndi chitetezo chamagetsi apamwamba, ndipo amafuna mitundu ina ya machubu ndi makina ozizira. Ma transmitters olimba kwambiri amagwiritsa ntchito zida zomwezo ngati ma transmitters okhala ndi rack.

Mphamvu yogwiritsira ntchito mphamvu ndi mitengo

- Ma transmitters a FM okhala ndi ma Rack amakhala ndi mphamvu zoyambira 5 mpaka 50 kW ndipo nthawi zambiri amakhala otsika mtengo kuposa ma transmitters otengera machubu.
- Ma transmitters otengera machubu nthawi zambiri amakhala ndi mphamvu yogwira mwamphamvu kwambiri ndipo amatha kupitilira 100kW kapena kupitilira apo koma ndi amtengo wapatali kuposa ma transmitters okhala ndi rack.
- Ma transmitters olimba kwambiri amakhala ndi mphamvu yofananira ndi ma transmitters okhala ndi rack, koma ndi okwera mtengo.

Kapangidwe ndi kasinthidwe

- Ma transmitters a FM okhala ndi ma Rack ndi ophatikizika ndipo adapangidwa kuti agwirizane ndi rack wamba 19-inch. Nthawi zambiri amapangidwa kuti azigwiritsidwa ntchito moyimilira koma amathanso kuphatikizidwa ndi zida zina, monga ma processor a audio ndi magawo owongolera akutali.
- Ma transmitter otengera machubu ndiakulu ndipo amafunikira malo ochulukirapo, onse pa cholumikizira chokha komanso pazida zozizira ndi zotsekera. Amafunikanso kusamalira mwapadera komanso kukhazikitsa.
- Ma transmitters olimba ndi ofanana kukula kwake ndi kapangidwe ka ma transmitters okhala ndi ma rack, koma nthawi zambiri amakhala ndi zina zowonjezera monga kukonza kwa digito, kuwongolera kutali, ndi njira zowunikira komanso zowunikira.

Kukhazikitsa ndi kukonza

- Ma transmitters a FM okhala ndi ma Rack-mounted FM nthawi zambiri amakhala osavuta kukhazikitsa, amangofunika choyikapo chokhazikika komanso maulumikizidwe oyenera amagetsi ndi ozizira. Ndiwosavuta kusamalira, ndipo zovuta zambiri zimathetsedwa posintha magawo monga zokulitsa mphamvu, zosefera, kapena magetsi.
- Ma transmitters opangidwa ndi ma chubu amafunikira njira yoyikitsira yovuta kwambiri, kuphatikiza ma voliyumu apamwamba komanso chitetezo. Kusamalira kumaphatikizapo kusintha machubu pafupipafupi komanso kuyang'anira dongosolo lozizirira.
- Ma transmitters olimba ndi ofanana ndi ma transmitters okhala ndi rack potengera zofunikira pakuyika ndi kukonza.

Ponseponse, mawayilesi owulutsa a FM okhala ndi rack amapereka njira yosunthika komanso yodalirika pamawayilesi ang'onoang'ono mpaka apakatikati. Ubwino wawo waukulu ndikuphatikiza kuyika kosavuta, zosankha zamphamvu zosinthika, komanso kuyanjana ndi zida zosiyanasiyana ndi tinyanga. Komabe, mphamvu zawo zocheperako sizingakhale zokwanira pazambiri zoulutsira mawu.
Kodi ndi zinthu ziti zazikulu zomwe zimawululira mawayilesi a FM?
Ma transmitters a FM okhala ndi ma Rack ali ndi zinthu zingapo zomwe zimawasiyanitsa ndi mitundu ina ya ma transmitters, monga ma transmitters otengera machubu kapena olimba. Nazi zina mwazinthu zowulutsa zowulutsa za FM:

1. Kukula kochepa: Ma transmitters okhala ndi rack amapangidwa kuti agwirizane ndi choyikapo cha 19-inch, chomwe chimawapangitsa kukhala abwino kwa mapulogalamu omwe malo ali ochepa.

2. Mapangidwe amtundu: Ma transmitters ambiri okhala ndi ma rack ali ndi mawonekedwe osinthika, zomwe zikutanthauza kuti amatha kusinthidwa ndikusintha kuti akwaniritse zofunikira zamagetsi kapena zina.

3. Zosavuta kugwiritsa ntchito: Ma transmitters okhala ndi rack nthawi zambiri amakhala osavuta kukhazikitsa ndikugwiritsa ntchito, ngakhale kwa ogwiritsa ntchito omwe si aukadaulo.

4. yosafuna: Ma transmitters okhala ndi rack nthawi zambiri amakhala otsika mtengo kuposa ma transmitter amtundu wina, zomwe zimawapangitsa kukhala njira yabwino pamapulogalamu ang'onoang'ono owulutsa.

5. Mitundu yosiyanasiyana yamagetsi: Ma transmitters okhala ndi ma rack amapezeka mumitundu yosiyanasiyana yamagetsi, kuyambira pamagetsi otsika amagetsi amasiteshoni ammudzi kupita ku ma transmitter amphamvu kwambiri pamanetiweki akuluakulu owulutsa.

6. Zosiyanasiyana: Ma transmitters okhala ndi rack amatha kugwira ntchito ndi mitundu yosiyanasiyana ya tinyanga ndipo amatha kugwiritsidwa ntchito m'nyumba komanso kunja.

7. Yogwirizana ndi zida zosiyanasiyana: Ma transmitters okhala ndi rack nthawi zambiri amagwirizana ndi zida zosiyanasiyana, monga ma processor omvera, zosakaniza, ndi magawo owongolera akutali.

Ponseponse, kukula kwapang'onopang'ono, mawonekedwe osavuta kugwiritsa ntchito, komanso kapangidwe kake ka ma transmitter owulutsa a FM amawapangitsa kukhala njira yabwino pamapulogalamu ambiri owulutsa. Kusinthasintha kwawo komanso kuyanjana ndi zida zosiyanasiyana kumapangitsanso kukhala chisankho chodziwika bwino kwa owulutsa pamilingo yonse.
Kodi ntchito zazikuluzikulu za chowulutsira chowulutsa chokwera cha FM ndi chiyani?
Chowulutsira chowulutsa cha FM chokhala ndi rack ndi chipangizo chamagetsi chomwe chimatumiza ma wayilesi mugulu lawayilesi la FM. Zimayikidwa mu rack ndipo zimagwiritsidwa ntchito zosiyanasiyana, kuphatikizapo:

Mawayilesi: Chowulutsira chowulutsa chokwera cha FM chimagwiritsidwa ntchito nthawi zambiri ndi mawayilesi ndi owulutsa kufalitsa ma siginecha. Wotumiza uthengawo amatumiza chizindikiro kudzera mu mlongoti n’kumaulutsa pa mawayilesi apawailesi ndi m’nyumba za anthu, m’galimoto, ndi pawailesi.

Kuwulutsa Kwadzidzidzi: Ma transmitters opangidwa ndi ma rack-mounted FM nthawi zambiri amagwiritsidwa ntchito ndi mabungwe oyang'anira zadzidzidzi kuulutsa zidziwitso zofunika pakagwa masoka achilengedwe, monga mphepo yamkuntho, zivomezi, ndi kusefukira kwamadzi. Pogwiritsa ntchito njira yowulutsira mwadzidzidzi, mabungwe amatha kulumikizana mwachangu komanso moyenera uthenga wofunikira kumadera awo.

Kuwulutsa kwa Mphamvu Zochepa: Ma transmitters owulutsa a FM okhala ndi ma Rack atha kugwiritsidwa ntchito kuwulutsa kwamphamvu kochepa, komwe ndi njira yowulutsa yaying'ono. Izi zimalola anthu ndi mabungwe kuti azifalitsa mawayilesi awo kuchokera kunyumba kapena mabizinesi awo.

Kuwulutsa kwa Maphunziro: Ma transmitters owulutsa ma rack-mounted FM nthawi zambiri amagwiritsidwa ntchito ndi mabungwe amaphunziro monga mayunivesite ndi masukulu kuulutsa mapulogalamu a maphunziro kwa ophunzira awo.

Kuwulutsa kwachipembedzo: Makanema owulutsa ma rack-mounted FM amagwiritsidwanso ntchito ndi mabungwe azipembedzo kuulutsa mapulogalamu achipembedzo kwa omvera awo.

Kuwulutsa Zochitika: Zochitika zina monga makonsati, zikondwerero, ndi zochitika zamasewera zimafuna kuwulutsa mawu kuti zifikire anthu ambiri. Ma transmitters a FM okhala ndi ma Rack-mounted FM nthawi zina amagwiritsidwa ntchito kupanga ma wayilesi akanthawi a FM kuti aziulutsa mawu amwambowo kwa opezekapo.

Kuwulutsa Bizinesi: Mabizinesi ena, monga malo ogulitsira ndi ma eyapoti, amatha kugwiritsa ntchito ma wayilesi a FM okhala ndi rack kuti apatse makasitomala awo chidziwitso, nyimbo, ndi zotsatsa pawailesi ya FM.

Mayendedwe Otsogolera: Ma transmitters a FM okhala ndi ma Rack atha kugwiritsidwa ntchito pamakina owongolera alendo, pomwe owongolera alendo amatha kufalitsa zidziwitso kumagulu awo pafupipafupi ma FM.

Kuwulutsa kwazinenero zambiri: Ma transmitters a FM okhala ndi Rack-mounted atha kugwiritsidwanso ntchito powulutsa zilankhulo zambiri, pomwe tchanelo chachikulu chimawulutsidwa m'chilankhulo chimodzi ndipo ma njira owonjezera amawulutsidwa m'zilankhulo zina, kulola omvera kusankha chilankhulo chomwe amakonda.

Kuwulutsa kwa Community: Ma transmitters owulutsa ma rack-mounted FM atha kugwiritsidwa ntchito kupereka nsanja kwa anthu ammudzi kuti apange mapulogalamu awoawo. Mawayilesi ammudziwa amatha kupereka liwu kwa magulu omwe sayimilira bwino komanso kupereka malingaliro apadera pazovuta zakumaloko.

Kuwulutsa Kwam'manja: Magalimoto ena, monga mabasi ndi magalimoto onyamula zakudya, amatha kugwiritsa ntchito ma transmitters a FM okhala ndi rack kuulutsa nyimbo ndi zotsatsa kwa anthu odutsa pamene akuyenda m'malo otanganidwa.

Kuwulutsa kwa Boma: Ma transmitters a FM okhala ndi Rack-mounted atha kugwiritsidwa ntchito ndi mabungwe aboma kuulutsa zilengezo zapagulu, zidziwitso zadzidzidzi, ndi zidziwitso zina zofunika kwa anthu.

Kuwulutsa Kwakutali: Kuyika kwina kwakutali, monga zopangira mafuta ndi malo okwerera nyengo, atha kugwiritsa ntchito ma transmitters a FM okhala ndi rack kuti atumize deta ndikulankhulana ndi ogwira ntchito m'zombo kapena ndege zapafupi.

Mwachidule, chowulutsira chowulutsa cha FM chokhala ndi rack chili ndi ntchito zambiri m'mafakitale ndi makonda osiyanasiyana. Ndi chida chofunikira chotumizira mauthenga, zosangalatsa, ndi zidziwitso zadzidzidzi kwa anthu akuluakulu ndi ang'onoang'ono mofanana.

Kodi choyimira choyimira nduna ya FM chowulutsa ndi momwe chimagwirira ntchito
Choyimira choyimira nduna ya FM chowulutsa ndi zida zomwe zimagwiritsidwa ntchito kufalitsa ma audio kuchokera pawayilesi kupita kwa omvera pa radius yodziwika. Ndi chipangizo chodzipangira chokha chomwe chingathe kugwira ntchito popanda kufunikira kwa zipangizo zakunja kapena zowonongeka.

Mfundo yayikulu yogwiritsira ntchito chowulutsira choyimira nduna ya FM ndikusinthira ma audio amagetsi kukhala mafunde a wailesi omwe amatha kuulutsidwa pagulu linalake la ma frequency. Gulu la ma frequency awa nthawi zambiri limasungidwa pamawayilesi a FM (ma frequency modulation).

Makanema amawu amalowetsedwa mu transmitter, yomwe imasinthira ma frequency carrier carrier kuti anyamule zambiri zamawu. Chizindikiro chosinthidwa chimakulitsidwa ndikuwulutsidwa kudzera pa mlongoti womwe uli pamwamba pa chowulutsira.

Mphamvu ndi mtundu wa siginecha yopatsirana zimadalira zinthu zosiyanasiyana, kuphatikiza mphamvu ya transmitter, kutalika kwa mlongoti, mtundu wa tinyanga, ndi zinthu zachilengedwe monga malo ndi nyengo. Transmitter imatha kusinthidwa kuti igwirizane ndi mphamvu zomwe zimafunikira komanso ma frequency band.

Choyimira choyimira nduna ya FM chowulutsa chimafunikira pakuwulutsa chifukwa ndi njira yodalirika komanso yabwino yotumizira ma siginecha a wayilesi pama frequency angapo. Mawayilesi a FM amafunikira cholumikizira kuti chiwonjezere mphamvu ya siginecha kuti ilandilidwe ndi tinyanga tawayilesi. Choyimira choyimira ndi njira yabwinoko kuposa mlongoti wosavuta wotsatsa, chifukwa umatsimikizira kuti chizindikirocho ndi champhamvu kwambiri kuti chifike kumalo omwe akufunidwa popanda kusokoneza. Mapangidwe a kabati yoyimirira amapereka malo otetezeka komanso owunikiridwa mosavuta kwa chowulutsira, kuchepetsa mwayi wosokoneza ma siginecha kapena kulephera kwa zida zomwe zingasokoneze kuwulutsa kwa wayilesi. Kuphatikiza apo, nduna yoyimilira imalola kukonza ndi kukonza zowulutsira mosavuta, zomwe ndizofunikira pakuwonetsetsa kuwulutsa kodalirika komanso kosalekeza. "

Ma transmitter a Standalone cabinet FM atha kugwiritsidwa ntchito pazinthu zosiyanasiyana, kuphatikiza mawayilesi amalonda, mawayilesi ammudzi, mawayilesi achipembedzo, komanso kulumikizana mwadzidzidzi. Amagwiritsidwanso ntchito kwambiri potengera ma audio opanda zingwe m'malo monga malo owonetserako zisudzo, maholo, ndi maholo amsonkhano.
Ndi mphamvu ziti zomwe zimayimira pawailesi ya FM FM zimatha kuchita
Ma transmitters a Standalone cabinet FM amatha kupangidwa kuti azigwira ntchito zosiyanasiyana zamphamvu kutengera pulogalamu yomwe mukufuna. Miyezo yamagetsi wamba imatha kuchoka pa ma watts angapo mpaka ma watts masauzande angapo.

Nazi zitsanzo zamagawo amphamvu ndi ntchito zofananira:

1. Mphamvu Yochepa (mpaka ma watts 100) - Mphamvu zamagetsizi ndizoyenera mawayilesi ang'onoang'ono kapena mawayilesi opanda mphamvu pang'ono, monga omwe akutumikira tawuni yaying'ono kapena sukulu.

2. Mphamvu Yapakatikati (100 mpaka 1000 watts) - Mphamvu zamagetsizi ndizoyenera mawayilesi akulu ammudzi, komanso ma wayilesi omwe amatumikira mzinda umodzi kapena dera.

3. Mphamvu Yapamwamba (1000 mpaka 10,000 watts) - Mphamvu iyi ndiyoyenera kuwulutsa zamalonda komanso mawayilesi akulu akulu. Ma transmitters amphamvu kwambiri amagwiritsidwa ntchito powulutsa dziko kapena mayiko ena.

4. Mphamvu Yapamwamba Kwambiri (10,000 mpaka 100,000 watts) - Mphamvu iyi imagwiritsidwa ntchito pamawayilesi akuluakulu azamalonda, mawayilesi apadziko lonse lapansi, kapena omwe amawulutsira kudera lalikulu.

Mphamvu yamagetsi ya transmitter imakhudza malo omwe amawululirako komanso mtundu wazizindikiro zowulutsira. Miyezo yamphamvu yamphamvu imapangitsa kuti anthu azimva zambiri, mawonekedwe abwinoko, komanso kulandilidwa bwino kwa omvera. Komabe, kuchuluka kwamphamvu kwamphamvu kungapangitsenso kusokoneza kwakukulu kwa ma sigino ena ndipo kungafunikenso zida zapamwamba komanso ndalama zogwirira ntchito.
Kodi mungasiyanitse bwanji choyimira choyimira nduna ya FM ndi ena?
Ma transmitters a Standalone cabinet FM amapereka ubwino ndi zovuta zingapo poyerekeza ndi mitundu ina ya ma transmitters a FM. Nawa kusiyana kwakukulu pakati pa ma transmitter oyimira nduna ya FM ndi mitundu ina ya ma transmitter:

Mapulogalamu: Ma transmitters a Standalone cabinet FM adapangidwa kuti azigwiritsidwa ntchito m'njira zosiyanasiyana, kuyambira mawayilesi ang'onoang'ono ammudzi mpaka ma network akulu akulu. Mitundu ina ya ma transmitter imatha kukhala yapadera kwambiri, monga ma transmitter amphamvu otsika opangidwira kuti azigwiritsidwa ntchito m'nyumba kapena ma transmitter amphamvu kwambiri opangidwira kuwulutsa dziko lonse.

ubwino: Ma transmitters a Standalone cabinet FM nthawi zambiri amakhala osavuta kukhazikitsa ndikugwira ntchito kuposa mitundu ina ya ma transmitter, chifukwa amakhala odzidalira okha ndipo amafuna zida zochepa zakunja. Amakondanso kukhala otsika mtengo kuposa mitundu ina ya ma transmitter, kuwapangitsa kukhala chisankho chodziwika bwino pamachitidwe ang'onoang'ono.

kuipa: Ma transmitter a Standalone cabinet FM akuwulutsa mwina sangafanane ndi magwiridwe antchito kapena kusinthasintha ngati mitundu ina ya ma transmitter. Mwachitsanzo, akhoza kukhala ochepa mphamvu zawo zogwiritsira ntchito mphamvu kapena mitundu ya tinyanga zomwe angagwiritse ntchito. Angafunikenso kukonza ndi kukonzanso zambiri pakapita nthawi.

Zida zofunika: Ma transmitters a Standalone cabinet FM amafunikira mlongoti wogwirizana, chingwe cha coaxial kapena chingwe chotumizira, ndi zolumikizira. Mtundu wa antenna womwe umagwiritsidwa ntchito ungadalire zinthu monga mphamvu ya transmitter ndi malo omwe mukufuna. Multi-bay antennas, omwe amalola kuti tinyanga tambirimbiri ayike pamtengo umodzi, atha kukhala oyenera madera akuluakulu ofikirako.

Mphamvu yogwira: Ma transmitter a Standalone cabinet FM akuwulutsa amatha kuthana ndi magawo osiyanasiyana amagetsi, kuyambira otsika mpaka okwera. Komabe, mitundu ina ya ma transmitter imatha kupangidwa makamaka kuti igwiritse ntchito mphamvu zambiri.

mitengo: Ma transmitters a Standalone cabinet FM nthawi zambiri amakhala otsika mtengo kuposa ma transmitters ena, ngakhale mitengo imatha kusiyanasiyana kutengera zinthu monga kutulutsa mphamvu ndi zomwe zilipo.

Kapangidwe ndi kasinthidwe: Ma transmitter owulutsa a Standalone cabinet FM amakhala ndi kabati yokhazikika yomwe imakhala ndi chotumizira, amplifier, ndi zina. Mitundu ina ya ma transmitter imatha kusinthidwa mosiyana, monga ma rack-mountable units kapena modular components.

Njira zoyikira ndi zofunika: Ma transmitters a Standalone cabinet FM akhoza kukhazikitsidwa m'njira zosiyanasiyana, monga kuyika pansi kapena kuyika pamtengo. Njira yoyikapo ingadalire zinthu monga malo omwe alipo komanso momwe chilengedwe chikuyendera.

ntchito; Ma transmitter a Standalone cabinet FM atha kupereka ntchito yodalirika komanso yosasinthika ikasamaliridwa bwino. Komabe, machitidwe awo amatha kukhudzidwa ndi zinthu monga mtunda, kusokoneza, ndi kulephera kwa zida.

Kukonza ndi kukonza: Ma transmitters a Standalone cabinet FM angafunike kukonza ndi kukonzanso nthawi ndi nthawi, monga kusintha zinthu zomwe zatha kapena kuthana ndi kusokoneza kwa ma sign. Komabe, zingakhale zosavuta kukonza ndi kukonza kusiyana ndi mitundu ina ya ma transmitters.

Zosatheka: Ma transmitters a Standalone cabinet FM amapangidwa kuti azikhala olimba komanso kuti athe kupirira zovuta zachilengedwe. Komabe, atha kuonongekabe chifukwa cha kugunda kwa mphezi, kukwera kwa mphamvu, ndi zochitika zina zosayembekezereka.

Kusintha mwamakonda: Ma transmitter a Standalone cabinet FM atha kupereka zosankha zochepa poyerekeza ndi mitundu ina ya ma transmitters. Komabe, opanga ena angapereke zina zowonjezera kapena zosankha pazantchito zinazake.

Kugwiritsa ntchito bwino: Ma transmitter a Standalone cabinet FM atha kukhala osavuta kugwiritsa ntchito ndikuwongolera kuposa mitundu ina ya ma transmitters, kuwapangitsa kukhala osavuta kugwiritsa ntchito pamachitidwe ang'onoang'ono.

kupezeka: Ma transmitters a Standalone cabinet FM akupezeka kwambiri kuchokera kwa opanga ndi ogulitsa osiyanasiyana. Izi zimawapangitsa kukhala chisankho chodziwika bwino kwa owulutsa ambiri, chifukwa ndi osavuta kupeza ndikusintha ngati pakufunika.

Ponseponse, ma transmitter oyimira nduna za FM amapereka zabwino zingapo pamawayilesi ang'onoang'ono, kuphatikiza kugwiritsa ntchito mosavuta, kukwanitsa, komanso kulimba. Komabe, mwina sangapereke mulingo wofananira wamawonekedwe apamwamba kapena magwiridwe antchito monga mitundu ina ya ma transmitter, ndipo mwina sangakhale oyenera kugwira ntchito zazikulu kapena zovuta. Mukamaganizira zamitundu yosiyanasiyana ya ma transmitter a FM, ndikofunikira kuti muwunike mosamala zomwe mukufuna ndikusankha cholumikizira chomwe chimakwaniritsa zosowazo.
Ndi zinthu ziti zazikulu zomwe zimayimira pawailesi yakabati ya FM?
Choyimira choyimira nduna ya FM chowulutsa ndi mtundu wa ma transmitter pomwe zida zonse zimaphatikizidwa mu kabati imodzi kapena nyumba. Nazi zina zomwe zimasiyanitsa ma transmitter oyimira nduna za FM kuchokera kumitundu ina ya ma transmit:

1. Kudzidalira: Chombo choyimira kabati choyimira ndi gawo lodziyimira palokha, zomwe zikutanthauza kuti zigawo zonse monga transmitter, amplifier, magetsi, kuzizira, ndi machitidwe owongolera zimaphatikizidwa mugawo limodzi. Izi zimapangitsa kukhala kosavuta kukhazikitsa ndi kugwiritsa ntchito.

2. Kukula kochepa: Popeza kuti zigawo zonse zimaphatikizidwa mu kabati imodzi, ma transmitters a makabati oyimirira amakhala ophatikizika kwambiri kuposa mitundu ina ya ma transmitters, zomwe zimapangitsa kuti zikhale zabwino kwa ntchito zomwe malo ali ochepa.

3. Mwachangu: Ma transmitters a Standalone cabinet amadziwika chifukwa chapamwamba kwambiri. Amagwiritsa ntchito mapangidwe apamwamba omwe amachepetsa kutayika kwa magetsi, zomwe zikutanthauza kuti magetsi ambiri amasinthidwa kukhala mphamvu ya RF kuti iperekedwe.

4. Kudalirika Kwambiri: Chifukwa cha kapangidwe kawo kophatikizika, chowulutsira choyimira choyimira nduna ya FM chimakhala chodalirika kwambiri komanso zofunikira zocheperako poyerekeza ndi mitundu ina ya ma transmitter.

5. Kuyika kosavuta: Ma transmitter a makabati oyimirira ndi osavuta kukhazikitsa, ngakhale kumadera akutali, popeza amakonzedweratu pafakitale kufupikitsa komwe akufuna, mulingo wamagetsi, ndi bandwidth.

6. yosafuna: Ma transmitters a Standalone cabinet nthawi zambiri amakhala otsika mtengo kuposa mitundu ina ya ma transmitter chifukwa amachotsa kufunikira kwa magawo osiyanasiyana komanso ndalama zoyika.

Ponseponse, kudzidalira, kukula kophatikizika, kuchita bwino kwambiri, komanso kudalirika kwa ma transmitters oyimira nduna za FM zimawapangitsa kukhala njira yosangalatsa pamapulogalamu ambiri owulutsa. Kuyika kwawo kosavuta, kutsika mtengo, komanso kugwiritsa ntchito mphamvu zamagetsi kumakhala kopindulitsa makamaka kumawayilesi ang'onoang'ono, owulutsa ammudzi, ndi opanga ma transmitter.
Kodi ntchito zazikulu za transmitter ya compact FM ndi ziti?
Ma transmitters a Standalone cabinet FM ali ndi ntchito zosiyanasiyana ndipo amatha kugwiritsidwa ntchito mosiyanasiyana. Nayi chithunzithunzi cha zina zomwe zimagwiritsidwa ntchito nthawi zambiri, zida zomwe zimagwiritsidwa ntchito, ndi njira zoyikira chilichonse:

1. Mawayilesi akulu: Ma transmitter a Standalone cabinet FM amawagwiritsa ntchito nthawi zambiri ndi mawayilesi akulu omwe amafunikira mphamvu zambiri. Ma transmitter awa amatha kupangidwa kuti azitulutsa mphamvu mpaka mazana angapo a kilowatts. Kuti athandizire kufalitsa mphamvu zambiri, ma transmitterswa nthawi zambiri amafunikira zida zapadera, monga tinyanga tambiri, zingwe zamphamvu kwambiri za coaxial, ndi mizere yotumizira yomwe imatha kuyendetsa magetsi okwera.

2. Mawayilesi apakati mpaka ang'onoang'ono: Ma transmitters a Standalone cabinet amagwiritsidwanso ntchito ndi ma wayilesi apakati mpaka ang'onoang'ono. Panthawi imeneyi, ma transmitter nthawi zambiri amatulutsa pakati pa ma watts ochepa mpaka ma kilowati ochepa amphamvu ndipo amaphatikizidwa ndi tinyanga tambiri kapena malo amodzi. Zida zotumizira monga chingwe, zoteteza mphezi, ndi zosefera ziyenera kuyikidwa kuti zitsimikizire kuti zikuyenda bwino.

3. Wailesi ya anthu ammudzi: Ma transmitters a Standalone cabinet amagwiritsidwanso ntchito pamawayilesi ammudzi pomwe zofunikira zamagetsi ndizotsika kuposa masiteshoni akulu. Ma transmitters awa nthawi zambiri amapangidwa kuti azikhala ophatikizika komanso osavuta kukhazikitsa. Amaphatikizidwa ndi tinyanga za single-bay, ndipo kuyika zida zopatsirana kumachepetsedwa kuti achepetse ndalama.

4. Kuwulutsanso: Ma transmitters a Standalone cabinet amakhalanso othandiza pofalitsanso mapulogalamu omwe amafunikira kuti atumize chizindikiro pakati pa malo. Mu pulogalamuyi, chotumizira chimagwiritsidwa ntchito kulandira chizindikiro ndikuchitumizanso. Ma transmitter amaphatikizidwa ndi tinyanga zoyenerera, zingwe, ndi zida zotumizira kuti zigwiritsidwenso ntchito.

Pankhani ya kukhazikitsa ndi kugwiritsa ntchito, ma transmitters a makabati oyimilira nthawi zambiri amayikidwa m'chipinda cha zida kapena chipinda chowongolera. Kuyikapo nthawi zambiri kumaphatikizapo kukwera kabati pachoyikapo kapena choyimira ndikuchilumikiza kumagetsi oyenera ndi machitidwe owongolera. Popeza ma transmitters a makabati odziyimira amakhala okhazikika, nthawi zambiri amakhala osavuta kugwiritsa ntchito ndipo amafunikira chisamaliro chochepa.

Mwachidule, ma transmitter oyimira nduna za FM ali ndi ntchito zingapo. Amagwiritsidwa ntchito ndi mawayilesi ang'onoang'ono, apakati, akulu akulu komanso mawayilesi ammudzi ndi kuwulutsanso mapulogalamu. Zida zomwe zimagwiritsidwa ntchito pa ntchito iliyonse zimadalira zofunikira zomwe zimatumizidwa. Njira zoyikira zimasiyanasiyana kutengera momwe zinthu ziliri, koma ma transmitters a makabati oyimirira nthawi zambiri amakhala osavuta kukhazikitsa ndi kukonza.

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