Ama-High Power FM Transmitters

Ama-transmitters anamandla e-FM aphezulu (>1000w) ajwayele ukusetshenziselwa izinhlelo zokusebenza zomsakazo, njengeziteshi zomsakazo ezithengisayo. Angaphinde asetshenziselwe ezinye izinhlelo zokusebenza njengamasistimu ezixwayiso eziphuthumayo, amasistimu omsakazo wokuphepha womphakathi, neziphindaphinda zomsakazo. Ezinye izinhlelo zokusebenza zifaka amasistimu e-telemetry, amasistimu omsakazo wezindlela ezimbili, nokugadwa komsakazo.

Yini umsakazi onamandla aphezulu we-FM?
Isidlulisi se-FM esinamandla aphezulu sisetshenziswa kagesi esidlulisa amaza omsakazo ngenhloso yokusakaza isignali yomsindo endaweni ebanzi. Ngokuvamile banamandla okukhiphayo angu->1000w, aphakeme kakhulu kunesilinganiso samandla okukhipha imisakazo yabathengi be-FM. Ama-transmitters anamandla e-FM asetshenziswa ekusakazeni emsakazweni nakumabonakude, nasekusakazeni izimo eziphuthumayo neminye imiyalezo yokuphepha yomphakathi.
Usisebenzisa kanjani isidluliseli se-FM esinamandla amakhulu esiteshini somsakazo?
1. Qiniseka ukuthi unezimvume ezidingekayo kanye namalayisense okusakaza endaweni yangakini.
2. Thola isidlulisi somsakazo esigunyazwe i-FCC futhi esifana nezidingo zesiteshi sakho sokusakaza.
3. Faka isidlulisi somsakazo, uqiniseke ukuthi zonke izixhumo zivikeleke ngendlela efanele nokuthi isidlulisi sibekwe phansi ngendlela efanele.
4. Misa uhlelo lwakho lwe-antenna ukuze uqinisekise ukuthi isignali yakho yokusakaza isakazwa ngendlela efanele.
5. Xhuma isidlulisi kumthombo wakho womsindo futhi uqiniseke ukuthi isignali iqinile futhi icacile.
6. Setha wonke amapharamitha adingekayo ngaphakathi kwesidlulisi ukuze uqinisekise ukuthi isignali isakazwa ngendlela efanele.
7. Gada ukusebenza komthumeli njalo ukuze uqinisekise ukuthi isignali isakazwa ngendlela efanele futhi ngaphandle kokuphazamiseka.

Izinkinga okufanele uzigweme:
1. Qinisekisa ukuthi isidlulisi simiswe ngendlela efanele nokuthi noma yikuphi ukulungiswa kokuphuma kwamandla kwenziwa ngokucophelela ukuze kugwenywe ukuphazamiseka kwamanye amasignali okusakaza.
2. Qiniseka ukuthi isistimu ye-antenna imiswe ngendlela efanele nokuthi isignali ayisakazwa eduze kakhulu kwamanye amasiginali okusakaza, noma phakathi kwebanga lefrikhwensi elikhawulelwe.
3. Gwema ukushisisa ngokweqile komthumeli okungadala izinkinga zokudlulisela futhi kunciphise isikhathi sokuphila semishini.
4. Gada okukhiphayo kwesignali njalo ukuze uqinisekise ukuthi kungaphakathi kwemingcele evumelekile, futhi uthathe izinyathelo zokulungisa ezifanele uma kudingeka.
Sisebenza kanjani isidlulisi samandla aphezulu we-FM?
Isidluliseli se-FM esinamandla amakhulu esiteshini somsakazo esisakazwayo sisebenza ngokukhulisa isignali yomsakazo ibe sezingeni eliphezulu lamandla kunesidlulisi esijwayelekile. I-amplifier ixhunywe ku-antenna, edlulisela isignali ekhulisiwe endaweni ebanzi. Umsakazo ube usuthathwa abezamukeli be-FM endaweni, ukuze abalaleli bezwe ukusakaza.
Kungani umsakazi onamandla aphezulu we-FM ubalulekile esiteshini somsakazo?
Isidluliseli se-FM esinamandla aphezulu sibalulekile esiteshini somsakazo esisakazwayo ngoba sivumela uhla lokusakaza olubanzi namandla esignali angcono endaweni enkulu yendawo. Lokhu kubaluleke kakhulu eziteshini zomsakazo ezisebenzela izindawo zasemakhaya noma ezikude, noma kulezo ezinomgomo wokulinganisa izethameli eziphezulu. Isidlulisi samandla aphezulu siyadingeka futhi esiteshini somsakazo esisakazayo njengoba kuwukuphela kwendlela yokufinyelela endaweni edingekayo yokusakaza.
Yimaphi amandla aphumayo abonakala kakhulu esisabalali esinamandla amakhulu we-FM, futhi angafinyelela kude kangakanani?
Amandla okukhiphayo ajwayelekile kakhulu omsakazo onamandla we-FM aphakathi kuka-1 kW no-50 kW. Ngokuya ngobude be-antenna, indawo, nezinye izici, lawa ma-transmitters angakwazi ukumboza amabanga afika kumamayela angama-50 noma ngaphezulu.
Ungakha kanjani isinyathelo ngesinyathelo ukwakhiwa kwesiteshi somsakazo se-FM esiphelele esinomsakazo onamandla aphezulu we-FM?
1. Cwaninga futhi uthole ilayisense kwa-FCC ukuze usakaze ngokusemthethweni isiteshi sakho somsakazo we-FM.

2. Khetha indawo yesidlulisi se-FM kanye nothi. Qiniseka ukuthi indawo ihlangabezana nazo zonke izimfuneko ze-FCC.

3. Thola okokusebenza okudingekayo, njengesidlulisi se-FM, uthi, umbhoshongo, nezinye izesekeli.

4. Faka isidlulisi se-FM kanye nothi.

5. Xhuma isidlulisi se-FM esiphakeleni samandla kanye nomthombo womsindo.

6. Shuna isihambisi se-FM sibe nefrikhwensi oyifunayo.

7. Hlola amandla esiginali kanye nekhwalithi yokusakaza kwakho.

8. Njalo gcina futhi uhlole isihambisi sakho se-FM kanye ne-antenna ukuze uqiniseke ukuthi yonke into isebenza kahle.

9. Gcina ilayisense yakho ye-FCC isesikhathini futhi ithobela yonke imithethonqubo.
Ikhava yesidluliseli samandla aphezulu we-FM ingakude kangakanani?
Kuya ohlotsheni lwe-transmitter nezinye izici ezihlukahlukene, njengokuphakama kwesidlulisi kanye nesimo sendawo. Ngokuvamile, isidlulisi se-FM esinamandla amakhulu singamboza noma yikuphi ukusuka kumamayela ayi-5 kuye kwayi-100 noma ngaphezulu.
Yini enquma ukumbozwa komsakazo onamandla we-FM futhi ngani?
Ukumbozwa kwesidlulisi se-FM esinamandla aphezulu kunqunywa ukuphakama kwe-antenna namandla omsakazo. Lapho i-antenna iphakeme futhi isidlulisi sinamandla kakhulu, isignali ingahamba ibanga elide. Ukumbozwa nakho kuncike ohlotsheni lwendawo isignali edlula kuyo. Uma indawo iyisicaba, isibonakaliso singahamba ibanga elide kunalapho indawo iyizintaba. Ukusakazwa kungaphinde kuthinteke ezinye izimpawu zomsakazo endaweni, ezingaphazamisa isignali oyifunayo.
Ukuthuthukisa kanjani ukumbozwa komsakazi onamandla aphezulu we-FM?
Isinyathelo 1: Hlola i-VSWR yothi. I-VSWR kufanele ibe ngaphansi kuka-2:1. Uma kungenjalo, lungisa uhlelo lwe-antenna ukuze wehlise i-VSWR.

Isinyathelo sesi-2: Faka uthi oluqondisayo. Ama-antenna aqondisayo angagxilisa isignali ohlangothini olulodwa, akhulise ukumbozwa kwesignali kuleyo ndawo.

Isinyathelo sesi-3: Faka isikhulisi samandla aphezulu. Ama-amplifiers aphezulu azokwandisa ukugeleza kwesiginali, okuzokwandisa ukumbozwa.

Isinyathelo sesi-4: Faka i-booster antenna. Ama-antenna e-booster angasiza ukukhulisa isignali, akhulise indawo yokumboza.

Isinyathelo sesi-5: Faka isihlungi sokudlula okuphezulu. Isihlungi sokudlula okuphezulu singasiza ekunciphiseni ukuphazamiseka kwezinye iziteshi, kukhuphule ukumbozwa kwesignali.

Isinyathelo sesi-6: Lungiselela izilungiselelo zomthumeli. Lokhu kuhlanganisa ukulungisa izinga lamandla, ukushintshashintsha, imvamisa, umkhawulokudonsa, njll. ukuze kukhuliswe ukukhava.

Isinyathelo sesi-7: Bheka ukumbozwa kwesignali njalo. Lokhu kuzokusiza ukuthi ukhombe noma yiziphi izindawo lapho ukumbozwa kubuthakathaka khona bese ulungisa izilungiselelo zokudlulisela ngendlela efanele.
Zingaki izinhlobo zama-transmitters anamandla aphezulu we-FM ezikhona?
Kunezinhlobo ezintathu eziyinhloko zama-transmitters anamandla aphezulu e-FM (>1000w): ama-analog FM transmitters, ama-digital FM transmitters, nama-DAB+ FM transmitters. Ama-transmitters e-Analog FM awuhlobo olusetshenziswa kakhulu lwama-transmitters omsakazo futhi ahlinzeka ngekhwalithi yomsindo ephezulu kakhulu. Ama-transmitters e-Digital FM asetshenziselwa ukusakazwa komsakazo wedijithali, osekuthandwa kakhulu ngenxa yekhwalithi yawo ephezulu yomsindo. Ama-transmitters e-DAB+ FM asetshenziselwa ukusakazwa komsindo wedijithali futhi anikezela ngekhwalithi yomsindo ephezulu kakhulu. Umehluko omkhulu phakathi kohlobo ngalunye lwesidluliseli usohlotsheni lobuchwepheshe obusetshenziswayo kanye nekhwalithi yomsindo ezinikezayo.
Uwakhetha kanjani ama-transmitter aphezulu aphezulu we-FM esiteshini somsakazo we-aa?
Lapho ukhetha isidluliseli se-FM esinamandla aphezulu esiteshini somsakazo esisakazayo, kubalulekile ukubheka izinto ezimbalwa. Okokuqala, kufanele uhlole amandla e-transmitter ukuze uqiniseke ukuthi anele izidingo zakho. Okwesibili, cabangela izici kanye nokusebenziseka kalula kwesithumeli. Okwesithathu, cwaninga ikhwalithi yezingxenye ezisetshenziswa kusidlulisi kanye nesithunzi senkampani. Okokugcina, hlola intengo yesithumeli ukuze uqiniseke ukuthi ilingana nesabelomali sakho. Ngokuhlola ngokucophelela lezi zici, ungenza isinqumo unolwazi futhi ukhethe isidluliseli esinamandla aphezulu we-FM esiteshini sakho somsakazo.
Usixhuma kanjani ngendlela efanele isidluliseli samandla aphezulu we-FM?
1. Nqamula i-transmitter yakho enkulu othini.
2. Faka isidluliseli se-FM esinamandla aphezulu bese usixhuma othini lokudlulisela.
3. Xhuma isidlulisi kuchungechunge lomsindo wesiteshi usebenzisa amakhebuli alalelwayo.
4. Xhuma ugesi wesithutha futhi uqiniseke ukuthi sisekelwe phansi ngendlela efanele.
5. Xhuma i-transmitter ohlelweni lokuqapha lwesiteshi ukuze uqinisekise ukuthi lusebenza ngendlela efanele.
6. Xhuma isistimu yokulawula yesidlulisi kusistimu ye-automation yesiteshi.
7. Misa isistimu ye-antenna efanelekile yesithumeli.
8. Hlola konke ukuxhumana, qinisa isidlulisi, futhi uhlole uhlelo.
Yiziphi ezinye izinto engizidingayo ukuze ngiqale isiteshi somsakazo esisakazwayo, ngaphandle kwesisakazi esinamandla amakhulu we-FM?
Ukuqala isiteshi somsakazo we-FM, uzodinga lezi zinsiza ezilandelayo ngaphezu kwesidlulisi esinamandla amakhulu we-FM:

1. I-Antenna: Lokhu kuzosetshenziselwa ukusakaza isignali kusuka kusidlulisi sakho kuya endaweni ezungezile.

2. Izisetshenziswa Zesitudiyo: Lokhu kuhlanganisa imibhobho, izihlanganisi, amaphrosesa alalelwayo, amakhompyutha, nezinye izisetshenziswa ezihlobene zokukhiqiza okuqukethwe komsindo esiteshini sakho.

3. Izisetshenziswa Zokudlala Umsindo: Lokhu kuhlanganisa izidlali zomsindo nezinye izinto ezidingekayo ukuze udlale umculo nokunye okuqukethwe okulalelwayo emoyeni.

4. Isitoreji Somsindo: Lokhu kufaka phakathi ama-hard drive namanye amathuluzi okugcina okurekhoda nokugcina okuqukethwe komsindo.

5. Isofthiwe yokuhlela umsindo: Le softhiwe izosetshenziselwa ukudala nokuhlela okuqukethwe komsindo esiteshini sakho.

6. Isofthiwe Ezenzakalelayo Yokusakaza: Le softhiwe ilawula ukuzenzekelayo kokusakaza, ikuvumela ukuthi udlale umculo, izikhangiso, nokunye okuqukethwe okulalelwayo ngeshejuli evamile.

7. I-Radio Automation System: Lokhu kuhlanganisa ihadiwe kanye nesofthiwe edingekayo ukuze usebenzise isistimu ye-automation yomsakazo.

8. I-Radio Transmitter: Lokhu kusetshenziselwa ukudlulisa amasignali alalelwayo kusuka esiteshini sakho kuya kubalaleli bomsakazo endaweni yangakini.
Yiziphi izici ezibaluleke kakhulu zomzimba neze-RF zesidluliseli esinamandla we-FM?
Ukucaciswa okubaluleke kakhulu ngokomzimba kanye ne-RF yesidluliseli samandla aphezulu we-FM kufaka phakathi ukuphuma kwamandla e-RF, ububanzi bemvamisa, ukusebenza kahle, ukuzuza, ukuhlanekezela okuvumelanayo, ukuhlanekezela kwe-intermodulation, ukukhishwa okungamanga, ukuzinza kwamafrikhwensi, amandla okushintshashintsha, okokufaka komsindo, okokufaka kwe-RF, i-RF output impedance, uhlelo lokupholisa, kanye nezidingo zokuphakelwa kwamandla.
Usigcina kanjani ngendlela efanele isidluliseli samandla aphezulu we-FM?
1. Hlola isidluliseli ukuze uthole noma yiziphi izimpawu zokulimala noma ukuguga. Hlola konke ukuxhumana namakhebuli ukuze uthole iziphetho ezixegayo noma eziphukile.

2. Hlola okukhipha i-transmitter usebenzisa i-wattmeter kanye nemodyuli ye-FM ukuze uqinisekise ukuthi iletha izinga lamandla elilungile.

3. Qinisekisa ukuthi igebe lomoya phakathi kwesidlulisi kanye nothi lilungiswe kahle futhi alinazithiyo.

4. Hlola isihlungi se-RF ukuze uqinisekise ukuthi sishunwe kahle nokuthi konke ukuxhumana kuvikelekile.

5. Hlola isistimu yokupholisa ukuze uqinisekise ukuthi isebenza ngendlela efanele nokuthi azikho izithiyo ku-fan.

6. Gada wonke amaleveli wamandla kanye namanye amapharamitha wobuchwepheshe ukuze uqinisekise ukuthi isidlulisi sisebenza ngaphakathi kwezicaciso zomkhiqizi.

7. Lungisa amazinga okushintshashintsha kwesidlulisi ukuze uqinisekise ukuthi ahlala ngaphakathi kwamazinga amukelekayo.

8. Yenza ukunakekelwa okujwayelekile kunoma isiphi isisetshenziswa esisizayo, njenge-audio processor, ukuze uqinisekise ukuthi sisebenza ngendlela efanele.

9. Rekhoda yonke imisebenzi efundiwe kanye nokugcinwa kahle ebhukwini lokungena ukuze uyisebenzise esikhathini esizayo.
Usilungisa kanjani isidluliseli se-FM esinamandla aphezulu uma sehluleka ukusebenza?
Isinyathelo sokuqala sokulungisa isidluliseli esinamandla amakhulu we-FM ukukhomba ukuthi yini edala ukwehluleka. Lokhu kungenziwa ngokubheka ukunikezwa kwamandla, ukuhlola izintambo, nokuhlola izingxenye zomonakalo. Uma imbangela isibonakalisiwe, kubalulekile ukufaka esikhundleni sanoma yiziphi izingxenye eziphukile noma ezilimele. Lokhu kungenziwa ngokuthenga izingxenye ezintsha noma ngokuthola izingxenye ezishintshayo esitolo sokukhanda umsakazo. Okokugcina, isidlulisi kufanele sihlolwe ukuze kuqinisekiswe ukuthi sibuyele esimweni sokusebenza.

Isiphi isakhiwo esiyisisekelo somsakazo onamandla aphezulu we-FM?
Isakhiwo esiyisisekelo sesidlulisi se-FM esinamandla aphezulu sihlanganisa isikhulisi se-RF, imoduli, isikhulisi samandla, isihlanganisi se-RF, kanye nothi.

I-amplifier ye-RF ikhulisa isignali yokudlulisela. Imoduli ilolonga isiginali bese yengeza umsindo ozodluliswa. I-amplifier yamandla ikhulisa isignali yokudlulisela. Isihlanganisi se-RF sihlanganisa amasignali asuka kusikhulisi samandla kanye nemoduli bese sisiphakela uthi.

I-amplifier yamandla inquma izimfanelo nokusebenza kwesidlulisi. Ngaphandle kwesikhulisi samandla, ezinye izingxenye zingase zisasebenza, kodwa isignali ngeke ibe namandla ngokwanele ukuthi ingasakazwa.
Ubani okufanele abelwe ukuphatha idrayivu kumshicileli we-FM?
Esiteshini sokusakaza, umuntu owabelwe ukuphatha umsakazi onamandla aphezulu we-FM kufanele abe unjiniyela wokusakaza onolwazi olunzulu nokuqonda kahle ubuchwepheshe bokusakaza emsakazweni. Lo muntu kufanele abe namakhono amahle kakhulu wezobuchwepheshe kanye nolwazi, amakhono okuxazulula izinkinga, ukunaka okuqinile emininingwaneni, kanye nekhono lokuxazulula izinkinga eziyinkimbinkimbi. Ukwengeza, umuntu kufanele abe namakhono amahle kakhulu okuxhumana kanye nekhono lokuqonda nokulandela imigomo nezinqubo zokuphepha.
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