Arduino Tutorial

The Circuit is composed of two sections, the light sensing and the power switching. The light...

Transistors Ql and Q2 are connected as a free running multivibrator. The output, at the emitter...

The circuit is basically a 555 astable circuit that divides two LEDs, LEDl and LED2. LED2 is...

This converter enables reception of 800 to 1000 MHz on any scanner covering the 400 to 500-MHz...

This is a schematic for radio receiver circuit. This circuit is based on the TDA7088T that can be...

Measuring the consumption of a resource that has units by volume can be more tricky than it...

Feedback in public address amplifier is something that should be avoided. The ideal solution is...

The doorbell sound circuit was two-tone sound. With the switch S1. working of the circuit, IC1 is...

This is Fire Alarm using IC TD2002 suite, to identify if there is a fire. This alarm is very...

There are several applications in which a buttonless keyboard might be useful. In exteriors, they...

I removed the entire setup from a bike awhile back and it ran then, and also ran about a year ago...

Dynamic noise reduction circuit and a DC volume, tone balance control circuit, which is applied...