Momwe Mungasankhire Mlongoti wa Dipole FM mu Masitepe 5?

dipole FM antenna kugula masitepe

  

Mlongoti wa FM ndi imodzi mwamagawo ofunikira kwambiri pamakina a mlongoti wa FM, imathandizira mawayilesi kuulutsa momwe angathere. 

 

Chosangalatsa ndichakuti, mlongoti wa dipole wa FM umakonda kwambiri chifukwa chosavuta kugwiritsa ntchito. Komabe, anthu ambiri akuwoneka kuti sadziwa momwe angasankhire mlongoti wabwino kwambiri wa FM dipole powulutsa.

 

Mwamwayi, tikukonzerani malangizo othandiza ogula kuti akuthandizeni. Malingana ngati mutsatira malangizo 5 awa, ngakhale ndinu novice mu kuwulutsa FM, inu mosavuta kusankha bwino FM dipole mlongoti.

 

Pitirizani kufufuza!

Khwerero #1 Kutsimikizira Mitundu ya Mlongoti

  

Ma antennas a FM dipole ali ndi mitundu yosiyanasiyana ndipo ali ndi mawonekedwe osiyanasiyana, kutsimikizira mtundu womwe mukufuna kungakuthandizeni kugwiritsa ntchito bwino mlongoti. 

  

Nthawi zambiri, mlongoti wa dipole FM wagawidwa m'mitundu yayikulu 4, mlongoti wa dipole wamfupi, mlongoti wa dipole fm, mlongoti wa dipole wa FM, mlongoti wa dipole wa FM. 

  

Muyenera kupanga chisankho chomaliza musanasankhe mlongoti wa dipole wa FM, kodi ndi mlongoti wachidule wa dipole kapena mlongoti wopindidwa wa dipole?

  

Khwerero # 2 Kufananiza Mphamvu ya Transmitter Output

  

Mlongoti wa dipole transmitter wa FM uyenera kufananizidwa ndi mphamvu yotumizira kwambiri ya wailesi ya FM, kapena njira yonse yowulutsa ya FM ithyoledwa. 

  

Mlongoti wosiyanasiyana wa FM dipole uli ndi mphamvu zotumizira zosiyanasiyana. Mwachitsanzo, mphamvu zovoteledwa za FMUSER FM-DV1 dipole FM antenna zitha kusinthidwa kukhala 10KW pazosowa zosiyanasiyana zofalitsa. Kenako itha kulumikizidwa ndi ma transmitters aliwonse a FM omwe ali ndi mphamvu zotsikira kuposa 10KW.

  

Khwerero #3 Kusankha Polarization Yoyenera

  

The FM dipole antenna yokhala ndi polarization yoyenera ingathandize wayilesi yanu ya FM kulumikizidwa ndi omvera ambiri. 

  

Kwenikweni, mlongoti wa dipole transmitter wa FM uli ndi mitundu itatu ya polarization: yopingasa polarized, vertical polarized, and circular polarized. Kufalikira kwa tinyanga zolandira ndi tinyanga zotumizira ziyenera kugwirizana. 

  

Khwerero #4 Kusamalira Mlongoti VSWR

  

VSWR imayimira magwiridwe antchito a kachitidwe ka RF, kutsika kwake, kukwera kogwira ntchito komwe kachitidwe ka RF kumakhala. Nthawi zambiri, VSWR yotsika kuposa 2.0 ndiyovomerezeka. 

  

Choncho, muyenera kuzindikira kuti ndikofunika kumvetsera khalidwe la zingwe ndi dipole FM tinyanga, ndi kusunga zipangizo pa nthawi.

  

Khwerero #5 Kupeza Othandizira Odalirika

  

Kuyika ma antenna a FM dipole mwina kumakhala kovuta kwa wina, makamaka kwa omwe akuwulutsa ma FM, bwanji osapeza wodalirika wa dipole fm antenna ngati FMUSER? 

  

Titha kukupatsirani ma antennas abwino kwambiri a FM, komanso masinthidwe abwino kwambiri a FM antenna kuti akwaniritse zosowa zanu zoulutsira.

  

Mafunso Ofunsidwa Kawirikawiri

1. Q: Kodi dipole FM antenna ndi chiyani?

A: Ndi mtundu wa antenna yowulutsa ya FM yomwe imakhala ndi mitengo iwiri.

  

Mlongoti wa dipole FM uli ndi mizati kapena magawo awiri ndipo kutalika kwa mitengoyo kumatsimikiziridwa ndi kuchuluka kwa ntchito. Gulu lowulutsa ma FM nthawi zambiri limayambira pa 87.5 MHz mpaka 108 MHz kumayiko ambiri.

2. Q: Kodi mlongoti wa FM dipole ndi wolunjika kapena wolunjika?

A: Ndi omnidirectional.

  

M'malo mwake, ma antennas onse a dipole FM ali ndi mawonekedwe a radiation. Popeza mphamvu yake imayatsidwa madigiri 360 mozungulira mlongoti, onsewo ndi amnidirectional antennas.

3. Q: Momwe Mungawerengere Utali wa Elements wa Dipole FM Antenna?

A: Pogwiritsa ntchito ndondomekoyi: L=468/F

  

Munjira imeneyi, L imayimira utali wa mlongoti, m'mapazi pomwe F imayimira ma frequency ofunikira, mu MHz. Chifukwa chake, kutalika kwa chinthu chilichonse ndi theka la L..

4. Q: Kodi Mlongoti wa FM Dipole Antenna Wabwino?

Yankho: Inde, ndipo amapindula ndi kugwiritsa ntchito kwake mosavuta.

  

Ma wailesi a FM dipole antennas ndi amodzi mwa tinyanga zosavuta kupanga, kupanga kapena kuyimitsa. Ndiwothandiza kwambiri ndipo amatha kuchita bwino kwambiri ngati atayikidwa pamalo okwera. 

  

Kutsiliza

  

Patsambali, timapeza momwe tingasankhire mlongoti wabwino kwambiri wa FM dipole, kuyambira kutsimikizira mitundu ya dipole, VSWR, ndipo pomaliza mpaka momwe mungasankhire wopereka wabwino kwambiri.

  

Zomwe tazitchula pamwambapa zimathandizira kuchepetsa mtengo wanu wogula ndipo zitha kukuthandizani kumvetsetsa bwino za RF ngati ndinu watsopano pawailesi yakanema.

  

FMUSER ndi m'modzi mwa otsogola opanga ma antenna a FM ku China, funsani katswiri wathu wa RF, kuti mupeze mawu aposachedwa kwambiri pazida zathu zoulutsira mawu, zinthu zabwino kwambiri, mitengo yabwino kwambiri!

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