Electronic Circuit Diagram and Layout

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

Equalizer 5 Chanel using IC TL074 TL084 Equalizer 5 Chanel using IC TL074 TL084

PCB Layout and Design – CADint PCB

FM stereo radio receiver circuit using LA1260, LA3361, Tuner box Part FM stereo radio receiver circuit R1,2, …………… 68K R3 ……………… 330R R5, 11 ………….. 6KB R6 ……………… 470R R7 ……………… 2K2 R8 ……………… 470K R9,10,12 ………… 1K R13,15 ………….. 3K3 R14,16 ………….. 100K VR1,2,3,4,5,6 ……. 50K TRIMPOT VR7 …………….. 50K TUNING VR VR8 …………….. […]

home stereo amplifier using uPC1316C