It is quite simple to build a crystal oscillator by using a field impact transistor. This low voltage crystal oscillator circuit functions at comparatively low supply voltages, from 1.5 volts […]
Simple Pulse Generator Circuit
You can build this simple PWM controlled pulse generator circuit with the help of a single inverter gate, which may be in the form of a single gate from the […]
Digital Sinewave Oscillator Circuit
The digital sinewave oscillator is a device used for generating sinusoidal sinewave signals using digital logical signals. The oscillator circuit has two sections, which also have their own useful applications. […]
Square Wave Generator Circuit with External ON/OFF Control
In this post we discuss a simple yet extremely stable CMOS square wave generator circuit whose output can be controlled ON/OFF through an external high/low signal. In electronic digital circuits […]
Noise Generator Circuit
In this post we learn about a simple circuit which can be customized to generate a wide range of noise frequencies. Noise refers to unwanted electrical signals in a pretty […]
Simple Insect Repellent Circuit [Tested]
The theory of insect repellent circuit is quite complex though it is possible to give a rough outline of what happens. It seems that mosquitoes and other nasty insects only […]