Adapter, power supply and charger circuit

Basically adapter, power supply and charger circuit has a similar construction which consists of a transformer, rectifier (rectifier) and sm...

OTL 100W Power Amplifier [2N3055]

This is Circuit Power Amp OTL 100W Amplifier by transistor 2N3055. It easy to build because normal circuit power amp OTL. To use power suppl...

NTSC-PAL TV Signal Identifier

This circuit is able to identify PAL and NTSC video signals. Its output is high for an NTSC signal and low if the signal is PAL. This output...

LM3900 Audio Mixer

This audio mixer circuit doesn’t use a low impedance input to mix no ideal  sources, but use many amplifiers to provide  ideal sources befor...

10.2 Surround Sound Systems

10.2 channel surround is the yet to come surround sound machinery so as to residential by THX corporation, the pet name itself, 10.2 is an c...

Running Light circuit uses a CMOS 555 timer

A Transcutaneous Electrical Nerve Stimulation (TENS) device is, put bluntly, a machine for giving electric shocks. The author was prescribed...

DIY mobile phone jammer

DIY mobile phone jammer circuit schematic A wonderful diy gsm jammer otherwise cellular mobile phone jammer schematic diagram instead of app...

Rangkaian Lampu Led Berjalan

The 555 Astable generates a timer in support of this circuit, an oscillator giving a make even wave output by pin 3 which is counted by 4017...

Alarm Digital Clock

The circuit diagram on behalf of the digital watch. 2x16 LCD is connected to the docks 2 of AT89C51. P1.0 of uC force provide the SCL (enter...

Subwoofer Amplifier with STK4241V

The Subwoofer Amplifier based STK4241V was posted by in the sphere of kind Amplifier. Please examine suspiciously and look by the side of sc...