
Mic pre-amp circuit using ic 4558 is a series of mic amplifier based on ic 4558 and also could use other op-amp ic ie TL072 / TL082 / NE5532...
Mic pre-amp circuit using ic 4558 is a series of mic amplifier based on ic 4558 and also could use other op-amp ic ie TL072 / TL082 / NE5532...