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Posts tagged Audio Megaphone

Preamp mic schematic and Audio Megaphone

Preamp mic schematic and Audio Megaphone using BC547, TDA7052 P1_____________22K R1_____________22K R2,R3_________ 100K R4_____________47K R5______________2K2 R6______________6K8 R7_____________22K R8______________2K7 C1,C6_________ 100nF  63V C2,C3__________10µF  63V C4_____________22µF  25V C5_____________22nF  63V C7____________ 470µF  25V Q1_ BC547 IC1 TDA7052 SW1____________SPST MIC____________electret microphone SPKR___________8 Ohm Loudspeaker

Electronic circuit diagram audio amplifier AN7148 1w

Electronic circuit diagram audio amplifier AN7148 1w

Driver LED circuit diagram

Driver LED circuit diagram using TL074, 1N4148

100w power amp circuit using WE 300B

100w power amp circuit using WE 300B 100W power circuit

Lcd TV Power Supply Circuit Diagram

Lcd TV Power Supply Circuit Diagram

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