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. […]

Below is the circuit diagram and PCB layout of FM wireless microphone: The range of frequencies for the FM broadcast band is 90MHz (MHz = […]

This is 68W power audio amplifier circuit which built based on single IC LM3886 from National Semiconductor. A LM3886 used for single channel operation. Dual […]

This is a stereo audio tone control circuit which build based on IC? LM1036. This circuit will controll bass/treble level tone, volume and balance between […]

Here the 20 band graphic equalizer schematic diagram. This is stereo graphic equalizer, it should be 2×10 channel equalizer. Graphic equalizers device are popular with […]

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 […]

This is a low noise and distortion pre-amplifier and tone control circuit in one module. Using a special IC TDA1524A, this simple circuit is easy […]