Ungayithola Kanjani Imvamisa Engasetshenzisiwe Yama-FM Radio Transmitters?

 

Iziteshi zomsakazo we-FM zingenye yezindlela ezilula nezithengekayo zokulalela umculo wedivayisi yakho yeselula. Kodwa ku-rookie, kungase kube nzima ukuthola imvamisa engenaziphazamiso. Uma unenkinga yokuthola imvamisa ye-FM engasetshenziswa, lokhu kwabelana kuzoba wusizo kuwe.

 

 

OKUQUKETHWE
 

Imvamisa ye-FM Engakhethwa Emhlabeni Wonke

Amafrikhwensi eziteshi zomsakazo we-FM

Ungayithola kanjani Imvamisa Etholakalayo

Isiphetho

Q&A

 

 

Ibhendi yokusakaza ye-FM ekhethwayo Emhlabeni Wonke
 

Njengoba amabhendi omsakazo we-FM asetshenziswa emhlabeni wonke engaphakathi kwebanga le-VHF, okungukuthi 30 ~ 300MHz, ibhendi yokusakaza ye-FM ibizwa nangokuthi i-VHF FM frequency band. Njengamanje, amazwe emhlabeni jikelele asebenzisa la maqembu amathathu alandelayo omsakazo we-VHF FM:

 

  • 87.5 - 108.0MHz - Leli yibhendi yokusakaza ye-VHF FM esetshenziswa kakhulu emhlabeni, ngakho yaziwa nangokuthi ibhendi yokusakaza ye-FM "ejwayelekile".

 

  • 76.0 - 95.0MHz - I-Japan isebenzisa leli bhendi yokusakaza ye-FM.

 

  • 65.8 - 74.0MHz - Leli qembu le-VHF FM libizwa ngebhendi ye-OIRT. Le bhendi yokusakaza ye-FM isetshenziswa kakhulu amazwe athile aseMpumalanga Yurophu. Kodwa manje la mazwe aseshintshile asebenzisa ibhendi yokusakaza ye-FM "ejwayelekile" engu-87.5 - 108 MHz. Amazwe ambalwa kuphela asele asasebenzisa ibhendi ye-ORIRT.

 

Ngakho-ke, ngaphambi kokuthola ifrikhwensi ye-FM etholakalayo, kufanele uqinisekise ifrikhwensi ye-FM evunyelwe ezweni lakini.

 

 

Yiziphi Iziteshi Zomsakazo We-FM?
 

Imithetho yokumisa amaza eziteshi zomsakazo we-FM iyahlukahluka kuye ngamazwe. Kwamanye amazwe, iziteshi zomsakazo ze-FM zisebenzisa ibhendi yefrikhwensi ende, okungenzeka ukuthi kungenxa yemikhawulo yobuchwepheshe, kodwa maningi amathuba okuthi igweme ukuphazamiseka kwesignali okubangelwa iziteshi zomsakazo ezimbili ezinamaza afanayo. Isibonelo, e-United States, ukusakazwa kwe-FM kwezentengiso kunikezwa umkhawulokudonsa ongu-0.2 MHz, futhi amazwe athile azonikeza umkhawulokudonsa wokusakaza we-FM wezentengiso ku-0.1 MHz. 

 

Ngokuvamile, ukuze kuncishiswe ukuphazamiseka kwesignali phakathi kwamabhendi efrikhwensi, iziteshi zomsakazo ezimbili ezinezindawo ezifanayo zizosebenzisa amaza okungenani angu-0.5 MHz ngokuhlukana kwesinye.

 

 

Ungayithola Kanjani Imvamisa Engasetshenziswa?
 

Imvamisa ongayisebenzisa incike endaweni okuyo yangempela. Kunezindlela ezimbili zokuthola imvamisa engasetshenziswa. Indlela yokuqala ukuzama yonke imvamisa ye-FM evulekile. Indlela yesibili iwukusesha ku-inthanethi noma uthintane nomnyango wendawo wezokuxhumana.

 

  1. Zama yonke imvamisa ye-FM evulekile

Le ndlela idinga ukuthi ulungise imvamisa yomsakazo nomsakazo we-FM. Ngemva kokuqinisekisa ukuthi imaphi amaza avuliwe endaweni yangakini, ungazama ifrikhwensi ngayinye evuliwe ye-FM.

  

Le ndlela iza nezinye izinzuzo:

 

  • Njengoba uzozama yonke ifrikhwensi ye-FM evulekile, mhlawumbe ungathola amaza ahlukahlukene e-FM angasetshenzisiwe.

 

  • Ungakwazi ukwazi ifrikhwensi enembile lapho umsakazo ungakhipha khona umsindo ongcono kakhulu.

 

Uma use-United States, ungaqala ku-88.1MHz, bese kuba ngu-88.3MHz, 88.5MHz, njalonjalo. Uma uthola ukuthi umsakazo ungakhipha umsindo ocacile ngokuzinzile kumafrikhwensi athile, afana no-89.1MHz, siyakuhalalisela! Uthole ifrikhwensi engasetshenzisiwe, engu-89.1MHz. Qhubeka uzama, futhi mhlawumbe ungathola imvamisa eningi engasetshenzisiwe.

 

Kodwa, futhiiza nalo ukungalungi okusobala:

 

  • Uma uhlala edolobheni, kunzima ukuthola ifrikhwensi ye-FM engasetshenziswa. Ngoba iningi lamafrikhwensi e-FM emadolobheni amakhulu kungenzeka ukuthi bekugcwele.

  • Ngoba amandla ezisakazi zomsakazo we-FM ngokuvamile aphansi, ngisho noma uthola ifrikhwensi ye-FM ingasetshenziswa, kulula ukuphazanyiswa amanye amasiginali we-FM.

 

  • Le ndlela ayifanele uma indawo yakho ihamba. Isibonelo, uma usemotweni ehambayo, ifrikhwensi ye-FM esebenzisekayo izoshintsha ngokuma kwakho.

 

Ngakho-ke, zama ifrikhwensi ye-FM ngayinye ngayinye kungacaca ukuthi amafrikhwensi ayatholakala yini endaweni yakho.

 

  1. Thola i-Google noma thintana neRadio&TV Adminstration

 

Uma use-United States, ungathola imvamisa ye-FM ongayisebenzisa endaweni yangakini kwamanye amawebhusayithi. Isibonelo, i-Radio Locator ingakusiza ukuthi uthole amaza avulekile natholakalayo ngokususelwe kudolobha, isifunda, kanye nekhodi ye-zip oyifakile.indawo esemthethweni

 

Ngesikhathi esifanayo, ungaphinda uthintane nomnyango wezokuxhumana wendawo mayelana nemvamisa etholakalayo yendawo okuyo njengamanje. Uma kuvunyelwe, bazokunikeza imvamisa engasetshenzisiwe.

 

Qaphela: Ngokuvamile, imvamisa esetshenziswa ngu Abasakazi be-FM ingu-88.0 - 108.0MHz. Uma udinga ukusebenzisa amanye amafrikhwensi, sicela usithinte. Singakwazi ukwenza ngokwezifiso imvamisa yomsakazo wakho we-FM.

 

  

Isiphetho
 

Sithemba ukuthi lokhu kwabelana kuwusizo kuwe ukuze uthole imvamisa ye-FM engasetshenziswa. Uma uthanda lesi sihloko, sicela wabelane ngaso nabangani bakho. 

 

U-FMUSER uchwepheshe umenzi wemishini yesiteshi somsakazo, njalo ukuthola ukwethenjwa amakhasimende nge imishini yokusakaza umsakazo ngekhwalithi ephezulu namanani ancintisanayo. Uma usuzothengaImishini yomsakazo we-FM ukusetshenziswa komuntu siqu noma iziteshi zomsakazo eziqeqeshiwe, sicela ukhululeke Xhumana nathi. Sonke siyizindlebe.

 

 

Q&A
 

Isho ukuthini i-centre frequency?

Kusho imvamisa phakathi kwebhendi yefrikhwensi. Isibonelo, ebhendini yefrikhwensi ye-FM isuka ku-89.6 iye ku-89.8 MHz, imvamisa emaphakathi ngu-89.7 MHz.

 

Yikuphi okungcono, AM noma FM?

Izimpawu ze-FM zinenzuzo enkulu ngaphezu kwezimpawu ze-AM. Uma usebenzisa i-FM frequency, imvamisa yesiginali yenkampani yenethiwekhi iyahlukahluka. Yize womabili amasiginali e-AM namasiginali we-FM kulula ukushintsha kancane ku-amplitude, lezi zinguquko ziphumela ekumeni kumasiginali e-AM.

 

Kungani usebenzise i-FM ekusakazeni umsakazo?

I-wide-band FM isetshenziswa emhlabeni wonke ukunikeza umsindo othembekile ophezulu emsakazweni osakazwayo. Ukusakazwa kwe-FM kunokwethembeka okuphezulu kunobunye ubuchwepheshe bokusakaza, okungukuthi, ukukhiqiza kabusha okunembe kakhudlwana komsindo wokuqala, njengokusakaza kwe-AM.

 

 

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