Here the 20 band graphic equalizer schematic diagram. This is stereo graphic equalizer, it should be 2x10 channel equalizer. Graphic…
The circuit diagram of 3V-30V/3A adjustable regulated power supply. This is an adjustable and regulated power supply with stabilized DC…
This is running LEDs circuit which use timer ID NE555N and logic IC 4017N. IC 555 act as a multivibrator…
Here the schematic diagram of 70W power amplifier with MOSFET for your audio system. There are possible alternative input stage…
This 2x10W audio amplifier circuit power output will be 10 watt on each channel with 4 ohm speaker resistance. The…
This is a low noise and distortion pre-amplifier and tone control circuit in one module. Using a special IC TDA1524A,…
This is a sound generator based on general purpose timer IC 555. A flip-flop circuit is included, so this circuit…
This is a 18 Watt audio amplifier circuit based on power IC HA13118. The supply voltage required for this circuit…
Turn on and turn off your electrical devices using touch switch, so you can "play" your electronic devices more fun..…