Tag Archive: Microphone

Jul 27

88-108 MHz FM Wireless Microphone

FM Wireless Microphone-schematic-diagram

Parts List Resistor : R1 ……………………………….. 33K R2 ……………………………….. 150 R3 ……………………………….. 47K R4 ……………………………….. 180 Capacitor : C1 ……………………………….. 1uF C2,C6 ………………………… 2KpF C3 …………………………….. 1KpF C4,C5 ………………………… 10pF Transistor : TR1,TR2 ………………….. C 838 Other : Condenser Mic  

Jul 03

MN3007 Echo Processor for Microphone

Electronic Echo Mic1-schematic-diagram

Parts List Resistor : R1,R4 …………………………….. 22K R2,R3,R9,R10 …………………. 100K R19,R20 ………………………… 100K R5 …………………………………. 6,8K R6,R22 ……………………………..56K R7 ………………………………….. 470 R8 …………………………………. 120K R11,R12 …………………………… 5,6K R13 …………………………………. 3,3K R14 …………………………………. 68K R15,R16,R17 ……………………… 82K R18 …………………………………… 1K R21 ………………………………….. 150 R23 …………………………………. 33K R24 …………………………………… 10 R25 …………………………………. 10K R26 …………………………………. 330 R27 …

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