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Misalai na tattalin aiki na amfani da zafiya mai yawa?

Encyclopedia
Encyclopedia
فیلڈ: Dakilin ƙasashen ilimi
0
China

Makarantar da gaba


Amplifier ta hanyar zafiya ce wani wurin kawo-karin shaida daga cikin kawo-karin lissafin da yake da tsari. Duk da cewa amplifier ta hanyar zafiya ba tana da karfi masu inganci a matsayin amplifier ta hanyar zafiya, amma karfin amplifier ta hanyar zafiya tana da kyau a fili mai tsari.


Addinin aiki


Zabbar transistor da amfani da siffofin


Amplifier ta hanyar zafiya suna amfani da transistor da suka da siffofin masu inganci (kamar transistor da biyu na zafiya ko transistor da sauki) domin kawo-kari. Idan a nufin transistor da sauki (FET), FET tana da siffar zabebe masu inganci, wanda ya ba shi damar zuwa wace a wurin amplifier ta hanyar zafiya don kawo-kar da tasirin muhimmanci ga wurin da kadan, don haka za a iya samun da kawo-karin shaida masu inganci. A zafiyan da ke da suka, wasu siffofin transistor (kamar zabebe mazauna, zafiya da aka rasa, bata) zai iya tabbatar da kawo-karin shaida. Don amplifier ta hanyar zafiya, za a zaba transistor da suka da zafiya da aka rasa, kuma ana iya kawo karfi da wasu abubuwan da ke da suka wa zabebe mazauna tare da addini masu kyau.


Tsarin wurin da kawo-karin zafiya


Tsari da common emitter-common base (CE-CB) ko common source-common gate (CS-CG)


A cikin amplifier ta hanyar zafiya, ana amfani da tsari da common emitter-common base (don transistor da biyu) ko common source-common gate (don transistor da sauki). A cikin tsari da common emitter-common base, tsari da common emitter tana ba karfi masu inganci, kuma tsari da common base tana da siffofin masu inganci (kamar zabebe mazauna da ke da suka da zafiya da aka rasa). Shaida da aka fuskantar tsari da common emitter tana aiki kan input da common base, kuma siffofin zafiya da aka rasa da common base tana taimakawa wajen kawo karfi da zafiya masu inganci ga tsarin da duka. Wannan tsari tana iya zama da karfi masu inganci a zafiyan da ke da suka, kuma tana da karfi masu inganci, don haka za a iya samun kawo-karin shaida masu inganci.


Kawo-karin zafiya


Don in kawo karfi da zafiya masu inganci ga amplifier, ana amfani da kawo-karin zafiya. Wani babban addini ce amfani da kawo-karin zabebe. Misali, za a zaba kawo-karin zabebe da ita daidai a nan da amplifier tana haɗa. Idan zafiya ta shaida ta zama da suka, zabebe da aka rasa tana zama da suka, wanda ya ba shi damar zuwa wace don kawo-kar da shaida, kuma tana iya kawo karfi da shaida a zafiyan da ke da suka, kuma tana da karfi masu inganci a fili mai tsari.


Amfani da feedback na haske


Feedback na haske tana da amfani a cikin amplifier ta hanyar zafiya. Tana amfani feedback na haske a nan da output da input da amplifier tana haɗa, don haka za a iya kawo karfi da shaida. Feedback na haske tana iya kawo karfi da shaida, kuma tana da karfi masu inganci a fili mai tsari. Misali, idan zafiya ta shaida ta zama da suka, output ta amplifier ba zai canza da karfi masu inganci saboda feedback na haske. Da gaba, feedback na haske tana iya kawo karfi da shaida, kuma tana da karfi masu inganci a fili mai tsari, wanda tana da muhimmanci a cikin kawo-karin shaida masu inganci.


Ba da kyau kuma kara mai rubutu!
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