Here the circuit diagram of 50W power amplifier. The amplifier uses a pair of power transistors that are MJ2955 and 2N3055 to amplify the input signal. You must use a heatsink on those transistors. The below […]
Category: Linear Amplifier
Portable Audio Amplifier
This is simple portable audio amplifier circuit. This circuit built based on IC TEA2025 which is a monolithic integrated audio amplifier in a 16-pin plastic dual in line package manufactured by UTC. Circuit has Internal Thermal […]
100W RMS Audio Amplifier
Here is the 100W RMS audio amplifier schematic diagram: This circuit is quite simple but will give you high quality audio output. Take a note that above diagram designed for single input and single output (mono […]
2 Watt Mini Audio Amplifier
This is the circuit diagram of 2 Watt mini audio amplifier. This circuit is inexpensive, easy and quite simple. This is general audio amplifier which can be used for computer, CD player or other devices which […]
200 Watt High Quality Audio Amplifier
This 200 Watt high quality power audio amplifier will give you top class quality for loudspeaker 4 – 8 ohm. Frequency range 20-20000Hz, Voltage 24-36V with current max 5A. You need heatsink to keep the transistor […]
800W Audio Amplifier with MOSFET
Here the schematic diagram of 800 watt audio power amplifier with MOSFET for final amplification. This amplifier can be used for practically any application that requires high power, low noise, distortion and excellent sound. Examples would […]
20 Watt Stereo Audio Amplifier using TDA2005
This is the scheme diagram of 20 Watt stereo audio amplifier which use dual IC TDA2005, one IC for left channel and the another one for right channel. Each IC will give you 20 watt output, […]
20 Watt Audio Amplifier with LM1875
This is 20 watt audio amplifier circuit design which use IC LM1875 as main component. This circuit is simple and very easy to built. For stereo channel, you need to build the two same circuits which […]