Maitiro ekutsvaga Yakanakisa FM Radio Transmitter

 

Paunenge uchisarudza FM Transmitter, unogona kuvhiringika nezve ma paramita akatumirwa pairi. Pano pachava nekuunzwa kwematekinoroji mukati meFM transmitters yekubatsira kusarudza iyo yakanakisa FM Radio Transmitter.

  

Zvatinobata muKugova uku:

  

 

FAQs kubva kuVatengi vedu

  • Ndeapi akanakisa FM Transmitters yekutenga?
  • Yakawanda sei iyo FM Transmitter inodhura?
  • Iyo 50w FM Transmitter ichasvika papi?
  • Ndingawedzera sei huwandu hweBroadcast Transmitter yangu?
  • Yakawanda sei iyo FM transmitter inodhura?
  • Ndokumbira unditaurire nhepfenyuro yakazara yeredhiyo yenharaunda
  • Tiri mubishi rekutanga kutepfenyura munharaunda uye tinoda kuziva kuti imarii yekuronga hurongwa hwakadaro!

 

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Chii chinonzi FM Transmitter?

  

Iyo yakazara nhepfenyuro sisitimu ine zvikamu zvitatu: antenna, transmitter, uye inogamuchira.

  

FM transmitter ndiyo inonyanya kukosha chidimbu chemidziyo ine basa rekutora ruzha kubva ku studio yako nekuitepfenyura kuburikidza neantenna kune vanogamuchira munzvimbo yako yekuteerera. 

  

Nekuda kwekuti iyo SNR yakakura, FM transmitter inoshandiswa zvakanyanya muminda inoda izwi rakajeka uye ruzha rudiki sekutapurirana neredhiyo. 

  

Kazhinji, iyo FM transmitter inoshandisa ma frequency e87.5 kusvika 108.0 MHz kufambisa chiratidzo cheFM. Pamusoro pezvo, simba remaFM ekutepfenyura redhiyo rinobva pa1w kusvika pa10kw+.

  

Semutengesi wemidziyo yekutepfenyura, FMUSER inopa nhepfenyuro yeFM uye mimwe michina ine hunyanzvi hwepamusoro uye mitengo yemakwikwi. Itarise pari zvino

 

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MaFM Transmitters Anoshanda sei?

  

  • Pakutanga kwekutanga, maikorofoni yaizotora izwi mukati. 
  • Ipapo yaizopinda mudhiraivha sechiratidzo chekuisa izwi mushure mekushandurwa neodhiyo processor. 
  • Chiratidzo chekupinza chinosanganiswa neinotakura frequency inogadzirwa nevoltage controlled oscillator (VCO). 
  • Nekudaro, iyo chiratidzo chekuisa pamwe haina simba rakakwana kuti rifambiswe kumusoro kuburikidza neantenna. 
  • Saka simba rechiratidzo raizokwidziridzwa kusvika padanho rekubuda kuburikidza neExciter uye Power Amplifier. 
  • Ikozvino, chiratidzo chakakwana kuti antenna itumire.

   

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Nezve ERP Yakagadzirwa Radiated Power

  

Usati wafungidzira radius yekuvharira yeFM transmitter, unofanirwa kudzidza nezve ERP (inoshanda radiated simba), iyo inoshandiswa kuyera inotungamira redhiyo frequency simba.

  

Iyo formula yeERP ndeiyi:

ERP = Transmitter simba muWatt x 10 ^((Gain of the antenna system in dBb - kusunungura tambo) / 10)

 

Naizvozvo, Kuti Uverenge ERP Unoda Kuziva Zvinotevera Zvinhu:

  • Simba rinobuda remutumiri
  • Iko kurasikirwa kweiyo coaxial tambo inoshandiswa kubatanidza transmitter kune antenna.
  • Hurefu hwetambo yekoaxial.
  • Mhando yeantenna system: dipole vertical polarization, denderedzwa polarization, imwechete antenna, masisitimu ane maviri kana anopfuura antennas, nezvimwe.
  • Kuwana kweiyo antenna system mudBb. Kuwana kwacho kunogona kuva kwakanaka kana kuti kwakaipa.

 

Heino Muenzaniso weERP Calculation:

Simba reFM Transmitter = 1000 Watt

Rudzi rwe antenna = 4 bay dipole vertical polarization ine kuwana kwe8 dBb

Rudzi rwetambo = yakaderera inoregedzera 1/2”

Kureba kwetambo = 30 mamita

Attenuation yetambo = 0,69dB

ERP = 1000W x 10^(8dB - 0,69dB)/10 = 3715W

 

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Chii chichave Iyo Range yeFM Broadcast Transmitters Ive?

  

Mushure mekuwana mhedzisiro yeERP, iwe uchiri kufanira kufunga nezve ekunze zvinhu senge mamiriro ekunze uye kureba kwema antennas, uko mwenje wemwaranzi unoenderana zvakanyanya.

  

Kana iwe uchida rubatsiro pakusarudza akanakisa FM Radio transmitters, ndapota taura nesu. Nemakumi emakore echiitiko, isu tinokwanisa kukupa iwe-yekumira mhinduro uye nhungamiro yehunyanzvi yekusarudza nekugadzirisa.

 

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Mamwe Mabasa Akanaka Akakodzera Kuziva

  

Nhasi, vatepfenyuri veFM ekutepfenyura vakashongedzera matekinoroji akawanda uye ekuvandudza mashandiro ese, sekuvandudzwa kwemhando yeruzha, kudzora webhu, cheki yekuratidzira, nezvimwewo, yekupa ruzivo rwuri nani kune vashandisi. 

    

Panyaya yekuvandudzwa kwemhando yepamusoro, zvimwe FM Broadcast Transmitters iva neakawanda odhiyo sosi yekuisa, senge AES / EBU yedhijitari yekuisa chiratidzo chekuisa, uye analog odhiyo yekuisa chiratidzo, iyo inovandudza zvakanyanya kunaka kweruzha.

   

Kana zvasvika pakutonga kwewebhu, zvikamu zvevashambadziri zvine TCP / IP uye RS232 yekutaurirana interface, inotsigira mashandiro uye kugadzirisa kuburikidza nemakodhi, kushanda kwavo kunowedzera.

   

Kune vazhinji matekinoroji, ratidza cheki pamwe ndiyo inonyanya kubatsira basa kwavari. Ruzivo rwevanotapurirana rwaizoratidzwa pachiratidziri, uye matekiniki anotenderwa kugadzirisa maparamendi nekudzvanya pama skrini.

   

Munguva ichangopfuura, takaona kuti, kana tichienzaniswa nevanotumira chete nemabasa ekutanga, iwo ane mamwe mabasa anowedzera mukurumbira. Zvichienderana nechinhu ichi, isu tinokoshesa zvikuru kugadzira mamwe mabasa anobatsira pamidziyo yekutepfenyura kufambisa kudzvanywa kwenyanzvi uye kuchengetedza nguva yavo uye mutengo mukugadzirisa. FMUSER inokupa michina yekutepfenyura ine mabasa anobatsira. Kana uchiifarira, inzwa wakasununguka taura nesu!

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