Sensors and Detectors Tutorial

This is a simple, programmable, autonomous and extensible LED matrix with the possibility of...

The fan runs constantly in many PCs, which may not even be necessary. A simple controller circuit...

Intercom or Inter communication circuit is a two directional communication system. It provides a...

The material is presented in a manner suitable for a teaching tool. It seeks to enlighten and to...

If an oscillator of a particular frequency and mark to space ratio is required, (see Fig. 4. 4....

The operation of the converter is based on the weighted adding and transferring of the analogue...

Tesla coils are air-core, resonant transformers. Working at high frequencies, they can generate...

This page describes my modifications to the RIG RX-2 receiver which enable it to be controlled...

Light onphototransistorQ1 (Radio Shack 276-130) produces voltage change across R2 for...

A three-phase electric motor is over- current protection circuit. How it works: This example...

AD, I70 is a signal conditioning integrated circuit RTD/PRTD design, it is very suitable 1K,...

AM radio shows of the IF amplifier and detector circuit. Mixer from the mixer IF output signal...

Figure 4-20 is HAD250A-3 active speakers and amplifier circuit integrated amplifier circuit...