Chii Chakanyanya Kutengesa FM Radio Transmitter?

Ndeipi Yakanakisa Commerce FM Radio Transmitter?

FM radio transmitter ndiwo musimboti wekambani yega yega yekutepfenyura, nekuti chinangwa chenhepfenyuro ndechekuvhara imwe nzvimbo uye kufambisa chiratidzo cheredhiyo kune wese anogamuchira, seredhiyo. FM transmitter ndiyo midziyo yemagetsi inotumira masaini eredhiyo.

 

Chii chinonzi FM Radio Transmitter ?

Munhepfenyuro yeredhiyo, kushambadzira FM radio transmitter hapana mubvunzo kuti ndicho midziyo inonyanya kukosha, nokuti ine basa rekushandura izwi remuparidzi uye inzwi rezvimwe zviri mukati menhepfenyuro mumasaini eredhiyo, uye kuaparadzira kune anogamuchira nzvimbo yose yekuteerera kuburikidza neantenna. Muchiteshi cheredhiyo, maikorofoni yako inogona kunge isina kukwana, kana ungave usina odhiyo processor uye musanganiswa kuti inzwi rive nani, asi kana pasina FM radio transmitter, kana kufukidzwa kwayo kusina kukwana, haugone. kutaridza izwi rako kunze.

 

Simba reFM radio transmitter rinobva pa1W kusvika pa10kW. Inowanzo shanda pamwe chete neFM antenna uye mamwe maodhiyo ekuisa uye ekuburitsa michina, senge maikorofoni, redhiyo, musanganiswa, ruzha processor, nezvimwe. Zvakanaka, zvichienderana nesimba uye zvimwe zvinhu, iyo FM inofambisa inogona kuvhara radius kubva kumazana emamita. kusvika makumi emakiromita. Naizvozvo, ine huwandu hwakawanda hwekushandisa. Inogona kushandiswa kutepfenyura munharaunda, kutyaira musevhisi, nyanzvi nhepfenyuro, zvichingodaro.

 

Izvi ndezvechokwadi kunyanya kumakambani ekutepfenyura. Vanofanira kutenga ma<em>transmitters ane mashandiro akanaka kwazvo kuti vaone kuti nhepfenyuro yavo yakakura zvakakwana uye nhepfenyuro yakadzikama zvakakwana, kuitira kuti vape masevhisi etepfenyuro akanakisa kuvateereri uye kumira kunze pakati pemakambani mazhinji enhepfenyuro. Saka ndeipi mhando yeFM nhepfenyuro inotepfenyura inonyanya kukodzera kumakambani ekutepfenyura? Zvinotevera zvichakuudza zvakadzama.

  

Rudzii rweTransmitter Yakanyanya Kunyanya Kukodzera Kushandiswa Kwekutengesa?

Kana zvasvika pakutepfenyura kwekutengeserana, ndeapi mazwi akakosha aunofunga nezvawo? Kuvharidzirwa kukuru, mhando yeruzha yakanakisa, nguva yekutepfenyura yakareba, michina yekutepfenyura yehunyanzvi. Izvi zvose zvakanaka. Kana vatepfenyuri vakada kuvaka nhepfenyuro yakadai, vanoda nhepfenyuro yeFM ine mashandiro akanaka. Mutepfenyuro weFM wakadaro unosangana nemamiriro aya.

 

Nhepfenyuro yenhepfenyuro yakakura zvakakwana - nhepfenyuro yeredhiyo inogona kuvhara guta rose, izvo zvinoreva kuti inogona kuda kuvharwa kwemakumi emakiromita, saka ungangoda transmitter ine simba remazana ewatts kana kilowatts. Kana iwe uchida kuziva kuti yakakura sei transmitter ine simba rakasiyana inogona kuvhara, tinya apa kuti udzidze zvakawanda.

 

Mune frequency band- Iyi inyaya yakakosha. Nyika zhinji pasi rose dzinoshandisa 87.5 - 108.0 MHz sebhandi rekutengesa renhepfenyuro, asi dzimwe nyika dzinoshandisa mamwe mabhendi enhepfenyuro sebhandi rekutengesa. Semuenzaniso, Japan inoshandisa 76.0 - 95.0 MHz bhendi, nepo dzimwe nyika dzeEastern Europe dzinoshandisa 65.8 - 74.0 MHz bhendi. Kushanda frequency ye transmitter yaunotenga inoda kusangana nekutengesa frequency bhendi renji inotenderwa munyika yako.

 

Ita shuwa yemhando yepamusoro yeruzha - iwe unofanirwa kudaro neFM radio transmitter neruzha rwakakwana rwakakwana. Iwe unogona kusarudza zvinoenderana nechiyero ichi. Iyo SNR yakakura kupfuura 40dB, kupatsanurwa kwestereo kwakakura kupfuura 40dB, uye kukanganisa kuri pasi pe1%. Ruzha rweruzha rwunofambiswa neanotumira achisangana nezviyero izvi runenge rwudiki. Iyo transmitter inofanirwa kuve zvakare yakashongedzerwa neDSP / DDS dhijitari tekinoroji yekugadzirisa ruzha, nekuti mhando yeruzha ichavandudzwa zvakanyanya.

 

Panogona kunge paine zvimwe zvipfupi. Ngatipei muenzaniso, fmuser's fu618f-1000c FM kutepfenyura stereo transmitter. Kutenda kune yayo 75db SNR uye 60dB stereo kupatsanurwa, chete 0.05% yekukanganisa mwero, uye yakashongedzerwa neazvino DSP neDDP tekinoroji yedhijitari, yave imwe yefmuser inotengeswa zvakanyanya yekutengesa FM nhepfenyuro, uye yakarumbidzwa zvakanyanya senge "yakakwirira. ruzha rwemhando" uye "ruzha rushoma".

 

Kutepfenyura kwenguva refu - nhepfenyuro dzeredhiyo dzekutengesa zvinoreva kuti haugone kukanganisa, sekutadza kunzwika kamwe kamwe kwemasekonzi mashoma, izvo zvinokanganisa zvakanyanya mukurumbira uye purofiti yekambani yekutepfenyura. Naizvozvo, kuitira kutepfenyura zvakadzikama uye kwenguva yakareba, mupepeti anoda kuve akashongedzerwa neaya matekinoroji:

  • PLL inogonesa iyo transmitter kuti ishande zvakatsiga pane imwe frequency kwenguva yakareba pasina frequency kukukurwa
  • Hot plug inobvumira iyo transmitter kutsiva akakuvadzwa uye akanganisa mamodule pasina kumisa kutepfenyura

Kana iyo main transmitter ikatadza, iyo N + 1 sisitimu inongotanga iyo yekumira inotumira kuti ive nechokwadi chekushanda kwakajairika kweredhiyo. Izvi zvinogona kusavhara zvizere zvese zvinodiwa neredhiyo yekutengesa. Kana iwe ukashanda munhepfenyuro yeredhiyo uye uchida kuisa mberi zvimwe zvinodikanwa zvekutepfenyura, ndapota taura neinjiniya timu yefmuser, uye isu tichapindura mibvunzo yako zvinoenderana nemamiriro ako chaiwo.

  

Iwe Unodawo Mutengesi Akavimbika

Makambani ekutepfenyura ezvekutengesa haangodi zvekushandisa zvakanakisa, asi anodawo mutengesi akavimbika wemidziyo kuti akupe iwe yakakwana mushure mekutengesa sevhisi kudzivirira matambudziko mukuita kwekushandisa. Panguva imwecheteyo, kusarudza vatengesi vakakodzera kunogonawo kukuchengetedza mari yakawanda. Kuredhiyo neterevhizheni, zvakakosha kudzikisa mutengo. Wadii kusarudza fumuser? Fmuser mupi akavimbika wemidziyo yekutepfenyura neredhiyo uye mhinduro, iyo inogona kukupa iwe yemhando yepamusoro uye yakachipa yeFM nhepfenyuro yekuparadzira pasuru yezviteshi zveredhiyo. Kana iwe uchida, ndapota inzwa wakasununguka kutibata nesu! Tichaita kuti unzwe kuti zvaunoda zvinonzwiwa uye zvinonzwisiswa.

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