DIY Amplifier Circuit diagram transistor: This is a DIY Amplifier Circuit diagram transistor. It’s a mono-circuit driver for an amplifier. In this circuit, we can use 30-0-30 voltage to 50-0-50 voltage. It has no main transistors. We can use any of the PNP and NPN transistors. We need 2 transistors to make this amplifier. like … Continue reading DIY Amplifier Circuit diagram transistor