20 Band Graphic Equalizer

Here the 20 band graphic equalizer schematic diagram. This is stereo graphic equalizer, it should be 2x10 channel equalizer. Graphic…

55 years ago

3V-30V/3A Adjustable Regulated Power Supply

The circuit diagram of 3V-30V/3A adjustable regulated power supply. This is an adjustable and regulated power supply with stabilized DC…

55 years ago

Running LEDs

This is running LEDs circuit which use timer ID NE555N and logic IC 4017N. IC 555 act as a multivibrator…

55 years ago

70W High Power Amplifier with MOSFET

Here the schematic diagram of 70W power amplifier with MOSFET for your audio system. There are possible alternative input stage…

55 years ago

2x10W Audio Amplifier with TDA2009A

This 2x10W audio amplifier circuit power output will be 10 watt on each channel with 4 ohm speaker resistance. The…

55 years ago

Pre-Amp + Tone Control with TDA1524A

This is a low noise and distortion pre-amplifier and tone control circuit in one module. Using a special IC TDA1524A,…

55 years ago

Sound Generator with IC 555

This is a sound generator based on general purpose timer IC 555. A flip-flop circuit is included, so this circuit…

55 years ago

18 Watt Audio Amplifier with HA13118

This is a 18 Watt audio amplifier circuit based on power IC HA13118. The supply voltage required for this circuit…

55 years ago

Touch Switch

Turn on and turn off your electrical devices using touch switch, so you can "play" your electronic devices more fun..…

55 years ago