Amplifier Auto Power ON Signal detecting auto power-on unit, audio signal controlled relay switch module, amplifier auto power on, audio sensing power switch, audio detector switch, audio signal detector circuit, line level audio detection circuit, audio triggered power switch part : BC547 , BC557, LM358, Relay
Archives for PLC Controller
40W Audio Amplifier Circuit using STK465
40W Audio Amplifier Circuit using STK465
AM radio circuit diagram
AM radio circuit diagram 3N3904, LM386
This circuit is a very sensitive 3-transistor amplifier (27MHz)
This circuit is a very sensitive 3-transistor amplifier (27MHz) This circuit is a very sensitive 3-transistor amplifier (27MHz) R1 ………….. 4,7K R2 ………….. 39K R3 ………….. 150 R4 ………….. 1K R5 ………….. 10K R6 ………….. 270 R7 ………….. 150 R8 ………….. 4,7K R9 ………….. 220K C1 ………….. 22pF C2 ………….. 22pF C3 ………….. 22pF C4 […]
Big Power Amplifier Circuit
Big Power Amplifier Circuit using IRF640, IRF9640, 2N5551, 2N5401, 2N2222A, BD139, 2N2907A
