Here the low resistance connection tester which can be used as cable or wire tester, soldered joints and other types…
This is 1.5W audio amplifier circuit design based on wide bandwidth, low distortion power IC SSM2211 from Analog Devices. This…
This battery charger circuit is regulated and adjustable to make this circuit able to charge the mosto NiCAD battery. This…
This is the CD Drives troubleshooting and repair tutorial for your electronic service reference. It should be work and also…
This is the circuit diagram of 24 Watt class A linear audio amplifier, built and tested by Marc Klynhans from…
This is the simple and low cost 3 channels mini audio mixer circuit diagram. This circuit supplied using 9V power…
Here the 35W power audio amplifier circuit based on LM391. Inductor L1 is constituted by 20 coils of wire, with…
This is the circuit diagram of 18W audio amplifier. The circuit is quite simple and inexpensive to built. It uses…
This is the circuit diagram of zener diode tester which tests zener diodes with breakdown voltages extending up to 120…
This is a simple low cost circuit of an active FM booster that can be used to amplify the FM…