Circuit Schematic Diagram

100W Stereo Power Amplifier STK4231II Scheme

2 x 100W Stereo Power Amplifier with STK4231II

Here is the?2 x 100W stereo power amplifier with STK4231II as the main amplifier component. This is a high power audio amplifier with dual output channel at 100W max for each channel. I think it is […]

30W Stereo Power Amplifier STK-465

2 x 30W Audio Amplifier with STK-465

Here is the simple 2 x 30W audio amplifier with STK-465 power IC. Simple circuit with higher power output, this amplifier circuit is very easy to build. Just look at the PCB layout of this circuit.. […]

50W Power Amplifier STK-1050

50W Power Amplifier with STK-1050

This is the circuit diagram of??50W power amplifier based on audio power amplifier IC STK-1050. Symmetrical power supply used to operate this circuit with maximum voltage rated at 53V and recommended supply is 36V. This is […]

One Transistor FM Receiver Circuit

One Transistor FM Receiver

This is a very simple FM receiver which build based on one transistor only. No chip or another active component. The output is connected to earphones, you need an amplifier circuit if you want to listen […]

PIC Power Supply Circuit Electronic

0-24VDC Digital PIC Power Supply

This is 0-24VDC digital PIC power supply circuit. This variable power supply controlled with PIC microcontroller. There is LCD display in this circuit which will show the actual value of power supply output. This power supply […]

7W Stereo Audio Amplifier LM4756

2x7W Audio Amplifier with LM4756

This is the circuit diagram of stereo power audio amplifier using power IC LM4756. The IC have the capability to deliver dual output channel at 7W for each channel. Like the other audio amplifier circuits, this […]

20W power amplifier circuit TDA2040

20W Hi-Fi Power Amplifier with TDA2040

This is a 20W Hi-Fi power amplifier circuit build based on single power amplifier IC TDA2040. The single TDA2040 has able to deliver 20W power output. The bridge amplifier which consist of double TDA2040 can deliver […]

STK-0060II 60W Power Amplifier Circuit

60W AF Amplifier With STK-0060II

This is a 60W AF power amplifier based on single Sanyo integrated circuit STK-0060II. This circuit delivers 60W mono/single channel audio output. For stereo channel, you may build two identical circuits and of course doubled the […]

50W Audio Amplifier TDA1514A

50W Audio Amplifier with TDA1514A

Here the another audio amplifier circuit with single power IC from Phillips, TDA1514A. This is a hi-fi power amplifier circuit with 50W power output. A power IC delivers 50W single power output, then you need to […]

Stereo 12W Audio Amplifier Circuit

2 x 12W Stereo Amplifier with TDA1521/TDA1521Q

This is a stereo audio amplifier circuit which will deliver 12W audio power output on each channel. This circuit built based on single IC TDA1521 or TDA1521Q, supported with a few external components. General purpose power […]