This is 1.5W audio amplifier circuit design based on wide bandwidth, low distortion power IC SSM2211 from Analog Devices. This circuit is simple, inexpensive and […]


Here the 35W power audio amplifier circuit based on LM391. Inductor L1 is constituted by 20 coils of wire, with thickness 0.9mm, round resistor R16. […]

This is the circuit diagram of 80W power audio amplifier based on power IC LM12. The circuit kit is sold at electronic part/component store, the […]

Here is the dynamic microphone amplifier circuit diagram. This circuit should be perfect for dynamic microphone… Dynamic microphones are versatile and ideal for general-purpose use. […]

Here the schematic diagram of 70W power amplifier with MOSFET for your audio system. There are possible alternative input stage transistors, the Toshiba 2SA970BL and […]

This 2x10W audio amplifier circuit power output will be 10 watt on each channel with 4 ohm speaker resistance. The supply voltage required for this […]

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