Maikolofoni Amplifiers: chiwembu. Maikolofoni mkuzamawu kwa maikolofoni electret

The maikolofoni mkuzamawu - chipangizo kuti kumawonjezera madutsidwe chizindikiro. Zoperekedwa anati ndondomeko ndi ochititsa. Muyezo chitsanzo zikuphatikizapo capacitors, ndi thyristors. Modulators, amplifiers amene anaika mu zosiyanasiyana.

Kuwonjezera tilinazo wa ochititsa ntchito tetrode. Zochulukitsira amene anaika mphamvu osiyana. Kuti tikhale ndi voteji khola contactors ntchito dera la. Kuti tipeze kudziwa zambiri zokhudza zipangizo, muyenera kuganizira mitundu ina ya amplifiers maikolofoni.

Single-lofotokozera kusinthidwa chiwembu

Single-inatha maikolofoni amplifiers (chiwembu pansipa) anapangidwa pamaziko a capacitors waya. Mu nkhani iyi, choyambitsa chizindikiro amasankhidwa ndi madutsidwe mkulu. zitsanzo zambiri ntchito resistors awiri. Ngati tikulingalira otsika mphamvu chipangizo, ndiye anaika munthu fyuluta.

Thyristors ntchito mwachindunji popanda kalozera. Transceivers ndi zitsanzo anapereka zochulukitsira. Chizindikiro linanena bungwe phindu kuzungulira 4.5 MV. Pankhaniyi, pakhomo voteji si upambana 10 V. chizindikiritso zimamuchulukira panopa zimadalira madutsidwe wa expander lapansi.

Model Kankhani-Chikoka mtundu

Kankhani-Chikoka mkuzamawu Chip capacitors anapanga ndi munda. Zochulukitsira ntchito zitsanzo zamitundu yosiyanasiyana. Childs, linanena bungwe tilinazo chizindikiro ndi osachepera 5 MV. Mu nkhani iyi, pepala-phidigu ntchito popanda akuwauza.

Pafupifupi pakhomo voteji pa insulators ndi 12 V. Pangani mtundu wa maikolofoni mkuzamawu ndi manja anu mosavuta. Kuti tichite zimenezi, anasankha PP20 mndandanda Chip. Mwachindunji extender tikusowa mphamvu m'chigawo cha 6 PF. Komanso ndi capacitors anaika SCR. chizindikiro conduction mu nkhani iyi ayenera kukhala osachepera 2.2 microns.

Zida mkuzamawu trehtaktnogo

Trehtaktnye maikolofoni amplifiers (chiwembu pansipa) muli capacitors kumunda. Okwana chipangizo ali akapsa awiri. Chizindikiro linanena bungwe phindu wofanana 5,8 MV. Mu nkhani iyi, dilators ntchito 2 PF. Contactors mwachindunji wokwera ndi insulators.

Ngati ndi kotheka, mukhoza kusonkhanitsa maikolofoni mkuzamawu ndi manja anu. Pakuti Chip choyamba ichi zimatengera mtundu Mipikisano njira. Komanso mkuzamawu adzafunika ndi expander ndi mphamvu za 2.3 PF. Ngati tikambirana chitsanzo yosavuta, sefa amaloledwa kugwiritsa ntchito mtundu absorbent. Chizindikiro overcurrent pafupifupi sayenera oposa 6 A.

Kodi kupanga chitsanzo cha emitter wamba ndi manja ake

Maikolofoni mkuzamawu (chiwembu pansipa) ndi emitter wamba unakhazikitsidwa pa maziko a m'munda wa capacitors. Resistors ntchito ndi mkulu madutsidwe chizindikiro. Mu malo oyamba kumanga kukolola thyristor. Kukhazikitsa zotsatirazi hule. Chizindikiro linanena bungwe mchitidwe tilinazo ayenera kukhala osachepera 6.5 MV. Poyankha, kolowera overcurrent chofunika kukhala wolingana 8 A. The contactor pa bolodi ndi pafupi ndi sefa.

The chipangizo ndi wokhometsa ndi

Amplifiers ndi wokhometsa oyenera situdiyo maikolofoni. Capacitors ntchito zitsanzo za mtundu zimachitika. Total dera ali resistors atatu. Chizindikiro linanena bungwe phindu, pafupifupi wofanana 5.6 MV. Pankhaniyi choyambitsa ndi atatu manambala kapena ziwiri manambala mtundu. Ngati tikambirana chimake choyamba, extender ndi amusankha capacitance 5 PF.

The thyristor ntchito ndi contactors. Transceivers zili mwachindunji pafupi capacitor lapansi. The osachepera linanena bungwe voteji ndi 12 V. Ngati tikulingalira circuitry ndi atatu manambala choyambitsa, ndi extender ntchito ndi mphamvu kuposa 5 PF. Capacitors amene anaika yekha mtundu vekitala. Total kwa chitsanzo Pakufunika modulators atatu. The osachepera linanena bungwe voteji ndi 15 Zosefera V. ntchito ziziyenda pakhomo panopa.

Zipangizo ndi AGC (basi phindu kuyang'anira)

AGC mkuzamawu posachedwapa anthu ambiri akuwakonda. Choyamba, iwo yodziwika ndi mowa mphamvu otsika. Tetrodes zitsanzo za chagwiritsidwa anzanu awiri. Ngati ife tione mkuzamawu dera osavuta, sefa wayikidwa akhale thyristor lapansi. expander mphamvu chofunika kukhala osachepera 8 PF. Chizindikiro linanena bungwe phindu wofanana za 4.5 MV. Mu nkhani iyi, maikolofoni mkuzamawu ndi AGC akhoza kukhazikitsa ndi capacitors otsegula mtundu. Total kwa chitsanzo Pakufunika atatu scalar transistor. Zochulukitsira, chitsanzo anapereka m'njira yotsatana.

Zitsanzo situdiyo maikolofoni Canyon

Pakuti zitsanzo situdiyo maikolofoni mkuzamawu (chiwembu pansipa) amapangidwa pa maziko a munthu zimachitika modulator. Total khamu chofunika transceivers awiri. Capacitors amagwiritsidwa ntchito linanena bungwe contactor. Osachepera linanena bungwe tilinazo 2 MV. Mu nkhani iyi, choyambitsa akhale momasuka ntchito insulators. Sefa waikidwa mtundu mayamwidwe. Wapakati pakhomo voteji wa amplifiers wa mtundu uwu 12 V.

Zitsanzo condenser maikolofoni "Woteteza"

Mkuzamawu Chip kwa condenser maikolofoni Amakhala m'munda wa resistors. Kuti athetse mavuto ndi chizindikiro kuchititsa ntchito mtengo tetrode. Mu nkhani iyi, pepala-phidigu ntchito ngati mtundu pulsed ndi ntchito. Modulators amene anaika ndi madutsidwe otsika. Chizindikiro linanena bungwe phindu ndi wofanana ndi zosaposa 5 MV. Enhancers Pankhaniyi amaloledwa kugwiritsidwa ntchito ndi mphamvu 4.2 PF. Chitsanzo ndi zochulukitsira chromatic n'zochepa.

Mkuzamawu Maikolofoni mtundu electret "Sven"

Maikolofoni mkuzamawu kwa maikolofoni electret anapanga pamaziko a capacitors feedthrough. Mu muyezo chiwembu chipangizo ali resistors atatu. Iwo anaika kuti yotsatana. chizindikiro conduction mlingo iwo zofanana za 8 microns. Pankhaniyi, linanena bungwe tilinazo chizindikiro fluctuates kuzungulira 3.3 MV. Thyristors pa maikolofoni mkuzamawu kwa maikolofoni electret anasankha popanda contactors. Akapsa Mankhwalawa amagwiritsidwa ntchito mtundu otsika-pafupipafupi. Pafupi sefa ndi tetrode. The expander ndi oyenera zitsanzo ndi mphamvu yaing'ono. Modulators zambiri anaika kumbuyo hule.

Chitsanzo Esperanza maikolofoni

Amplifiers kwa maikolofoni izi amapangidwa munthu apange mtundu. Capacitors ntchito m'munda chitsanzo. Resistors zambiri anaika ndi contactors. Okwana pali atatu chitsanzo expander. Mphamvu chizindikiro cha awo liri 4.5 PF. Pankhaniyi, linanena bungwe tilinazo osapitirira 8 MV. Akapsa kwa zipangizo amasankhidwa pa kukhudzana atatu.

Chizindikiro osachepera pakhomo voteji ndi 12 V. The Zosefera ali oyenera okha mtundu zipangizo mayamwidwe. Iwo ayenera kuikidwa pafupi modulator lapansi. Pomwepo contactors ntchito mafomu ndi otsika chizindikiro-kuchititsa. Chifukwa vutoli angathe kuthetsedwa ndi polarity negative.

A Trust chipangizo maikolofoni

Maikolofoni mkuzamawu pa Chip kwa pempheroli wapangidwa pamaziko a capacitors feedthrough. Total kwa chipangizo Pakufunika resistors awiri. Iwo ayenera kuikidwa pamodzi ndi zosefera lapansi. Chifukwa chololera msonkhano chofunika extender mkuzamawu. Akatswiri ambiri amakhulupirira kuti kukana pazipita mu dera la ayenera kukhala 50 ohms.

Mu nkhani iyi, choyambitsa si kwambiri kutenthedwa. Contactors ali oyenera chitsanzo poyera. Nthawi zina, amplifiers muli awiri manambala akapsa. zipangizo amenewa amatchedwa mtundu Kankhani-chikoka. Mu nkhani iyi, modulators amene anaika popanda insulators. transceiver amaloledwa kugwiritsa ntchito Mtsogoleri. Zosefera ndi anakhazikitsidwa monga mtundu muyezo mayamwidwe. Pafupifupi linanena bungwe chizindikiro tilinazo dera ndi wofanana 3.5 MV.

Plantronics maikolofoni mkuzamawu

A yosavuta maikolofoni mkuzamawu kwa pempheroli lili resistors kumunda. Okwana unyolo ali mitundu iwiri iwiri ya capacitors. Iwo anaika ndi speculum a. The transceiver amagwiritsa ntchito dipole kapena zimachitika mtundu. Ngati tikambirana chimake choyamba, capacitance extender sayenera upambana 5 PF. Pankhaniyi, choyambitsa ndi ntchito ndi contactor a. Insulators pa amplifiers amene anaika kwa capacitors lapansi.

Ngati tikambirana chinthu kusinthidwa zimachitika, ndi choyambitsa ntchito mtundu atatu-bit. The Zosefera Pankhaniyi chagwiritsidwa kwa elekitirodi mauna. Zonsezi ndi zofunika kuti kuthetsa mavuto ndi polarity negative. Thyristor mwachindunji anapereka modulator lapansi. Mphamvu expander ayenera kukhala osachepera 5 PF.