Build based operational amplifier NE5532 and a couple of power transistor TIP41A / TIP42A, this audio amplifier circuit has capability…
The following circuit is tube distortion pedal for guitar effect. The circuit designed by Ron Black. Circuit Notes: IC1 :…
This is the circuit diagram of 2 x 22W stereo car audio amplifier. The circuit is powered by a single…
This is the simple and low cost pulse width modulation - PWM DC motor controller using a MOSFET. This kind…
This is a 220V LED flasher circuit which is intended as a reliable replacement to thermally-activated switches used for Christmas…
Here is the simple and low cost NiCd and NiMH battery charger circuit which can be used for various battery…
This is a very basic dual polarity power supply circuit diagram, it also called symmetrical power supply or split power…
Here is the 200W MOSFET amplifier powered based on four piece of IRFP250N, they are very cheap and easy to…
This is a sound generator based on general purpose timer IC 555. A flip-flop circuit is included, so this circuit…
This is the circuit diagram of two tones train horn which built based dual timer IC NE556. The circuit is…