Iyintoni iModululator ye-In-Car FM?

Kukho iindlela ezininzi zokuphulaphula umculo kunye nomxholo womculo kwimoto yakho kunanini ngaphambili, kodwa ininzi yabo ayidlala kakuhle kunye neeyunithi zeentloko ezindala. Ngaphandle kokuba inomathotholo yakho yemoto iza negalelo lenkxaso, izikhetho zakho zincinci kakhulu. Kuloo ndlela abaqhubi be-FM abasemotweni abanokunceda ngokwenene kuba ezi zixhobo zifakela igalelo lenkxaso kunoma yimuphi umsakazo wemoto, kwaye benza umsebenzi olungcono kunomtshini wakho we-FM oqhelekileyo.

Iyintoni iModululator ye-In-Car FM?

I-modulator ye-FM yemoto iyisimodareyitha yomsakazo olungiselelwe ukusetyenziswa kwenkqubo yomsindo wemoto. Iimodyuli zee-frequency zomsakazo ziphela nje izixhobo zokusebenza eziye zenzelwe ukuvumela ukuba izakhi zangaphandle zixhaswe kwii-televisions kunye nama-radios asekhaya.

Ekubeni iifowuni zombini kunye nee-radios zasemakhaya zenzelwe ukuba zamukele kuphela iimpembelelo ze-RF kwi-antennas, iimodudli ze-RF zongeza i-audio and / or video signal to wave carrier, enokuthi iqhutywe yi-TV okanye i-unit unit sele ifunyenwe ngethuba lokusasazwa emoyeni.

Iisiseko zoSasazo

Ukusasazwa kweeTV nakwi-rediyo, kuquka i- AM ne-FM nesediyo , sebenzisa ngendlela efanayo. Kwi-radiyo okanye kwisikhululo soomabonwakude, i-audio kunye / okanye iprogram yevidiyo yongezwa kumatshini ophetheyo nge-modulation ye-frequency (FM) okanye i-modulation yam ampitude (AM). Ukuhanjiswa kwee-analog zethelevishini ezisetyenziselwa ukusebenzisa i-modti ye-sidetigial sideband, eyayihlobo lwe-modulation amplitude, kunye nokusasazwa kwe-digital zisebenzisa iindidi ezahlukeneyo zokumodululwazi. Isalathisi soguqulelo sitshintshi sisasazwa emoyeni (OTA).

Xa umatshini wokuthwala uthathwa ngophawu, uphawu luchithwa yi-hardware ngaphakathi kwithelevishini okanye kwi-rediyo, yinkqubo ebuyisela kwakhona i-audio original / / okanye idatha yevidiyo kwi-wave modul carrier. Umqondiso ungaboniswa kwiTV okanye udlalwa kwirediyo.

Kuze kube kutshanje, amashishini omabonwakude ayinalo i-/ v iziphumo ngaphandle kwe-antenna hookup, kwaye ezininzi ii-radios zemoto ziyaqhubeka zingekho naluphi na uhlobo lwongeniso lenkxaso. Ukuze kuququzelelwe ukunxibelelaniswa kwezixhobo ezifana neVCRs ukuya kuma-televisions, kunye neetapeji okanye ii-CD abadlali kwiimoto zomsakazo, abaqhubi be-RF baphuhlisiwe.

Ukukhohlisa iMoner ngeModululator ye-Car FM

Imirhumo yemoto kunye neethelevishini zenzelwe ukufumana inkqubo kwibala elithile elithile le-electromagnetic spectrum. Ziyahluka ngendlela izitishi kunye neziteshi ezichazwa ngayo, kodwa zombini "zidibanisa" kwixesha elithile ukuze zifikelele kwisikhululo esinikiweyo okanye isiteshi. Enyanisweni, i-modulator yemoto yeFM ixhamla loo nto "ukukhohlisa" iyunithi yintloko ukuba idlale into ngaphandle kwe-OTA yokusasazwa. Ngendlela efanayo, zonke izinto ezivela kwiVCRs ukuya kubadlali be-DVD kunye neenkqubo zezemidlalo zemidiyo zingaxhomekeka kwiisethi zeTV ezingenayo i-A / V.

Ukuze ufeze le feat, imodyuli yemoto ye-FM kufuneka ifakwe phakathi kweyunithi yentloko kunye ne-antenna. Iimpawu ezisuka kwi-antenna zidlula kwi-modulator kwaye zibe yunithi yintloko, kodwa umodareli unayo incedisi engencedayo enokuxhumeka kumdlali weCD, iPod, umdlali we-MP3 oqhelekileyo, okanye nayiphi na enye imvelaphi yomsindo. Xa ifowuni ixhunyiwe kwi-modulator ngaloo ndlela, yinto enye into eyenzekayo kwisikhululo somsakazo: isignali yomsindo ifakwe kwisangqa esithwala umthwalo, ogqitywa kwinqununu yentloko.

Iimodareli zeMoto FM kunye neziThuthi zeFM

Nangona iimodudli zeemoto zeFM kunye nabathumeli zifana kakhulu, kukho ukuhlukana okubalulekileyo kwindlela inye yentloko ithola ngayo uphawu. Ngenxa yemithetho evimbela amandla angabonakaliyo omsakazo ongenagunyaziwe, abahambisa imoto ye-FM kufuneka babe namandla aphantsi kakhulu. Bomelele ngokwaneleyo ukudlulisa iinyawo ezimbalwa ezizahlula ngokusuka kwi-antenna yemoto, kodwa kulula ukuba uphawu olubuthathaka lube lugxothwe kwindawo apho kungekho "iindawo" ezifakwe kwifowuni ye-FM.

Ekubeni abaqhubi be-FM bemoto bayiphosa isigxina ngqo kwiyunithi yentloko, akukho ncinane ithuba lokuphazamiseka. Ezi zixhobo ziyakwazi ukuphazamiseka, kwaye ngokuqhelekileyo azikwazi ukufanisa umgangatho womculo wefowuni elisizayo, kodwa zikhethwa kakuhle kwiinqununu zintloko ezingenazo izibuko ezincedisayo.