In an op amp oscillator circuit, an op amp is configured with a resistor-capacitor feedback loop or a inductor-capacitor feedback loop, which triggers the op amp to go into an […]

## How to Make Pierce Oscillator, Hartley Oscillator Circuits

In this post we learn how to build simple oscillator circuits like the pierce oscillator and hartley oscillator using a single CMOS gate. Both the oscillators are types of oscillators […]

## Square Wave Oscillator Circuits

In this article we comprehensively discuss how to build accurate RC square wave oscillator circuits with 50% duty cycle, by appropriately configuring the gates from various CMOS ICs such as […]

## Digital Step Sine wave Generator Circuit

In this post we learn how to build a simple yet accurate digital sine wave generator circuit, which is basically an oscillator circuit, enhanced to generate square waves through incrementing […]

## 6 Useful Voltage Controlled Oscillator Circuit Explored

In this post we learn how to build 6 useful voltage controlled oscillator circuits, using various op amps and integrated circuits. As the name suggests, a voltage controlled oscillator or […]

## Sine-Cosine Waveform Generator Circuit

The circuit discussed below is designed to generate precision sine and cosine waveforms, which are perfectly identical with their dimensions, but are 90° out of phase. There are a variety […]