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You are here: Home / Archives for Oscillator Circuits

Square Wave Oscillator Circuits

Last Updated on October 26, 2021 by Swagatam 4 Comments

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 […]

Filed Under: Oscillator Circuits

Digital Step Sine wave Generator Circuit

Last Updated on September 11, 2021 by Swagatam Leave a Comment

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 […]



Filed Under: Oscillator Circuits

6 Useful Voltage Controlled Oscillator Circuit Explored

Last Updated on October 26, 2021 by Swagatam 5 Comments

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 […]

Filed Under: Oscillator Circuits

Sine-Cosine Waveform Generator Circuit

Last Updated on July 21, 2020 by Swagatam Leave a Comment

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 […]

Filed Under: Oscillator Circuits

10 Simple Unijunction Transistor (UJT) Circuits Explained

Last Updated on May 13, 2022 by Swagatam 12 Comments

In the earlier post we learned comprehensively about how a unijunction transistor works, in this post we will discuss a few interesting application circuits using this amazing device called UJT. […]

Filed Under: Mini Projects, Oscillator Circuits, Simple Circuits

1 Hz to 1 MHz Frequency Reference Generator Circuit

Last Updated on March 9, 2021 by Swagatam 32 Comments

This circuit is an universal frequency generator which you can use in numerous frequency and time period testing applications. It is primarily well suited for a gate pulse generator in […]

Filed Under: Mini Projects, Oscillator Circuits

Simple Circuits using IC 7400 NAND Gates

Last Updated on June 2, 2022 by Swagatam 12 Comments

In this article we will discuss many assorted circuit ideas built using NAND gates from ICs such as IC 7400, IC 7413, IC 4011, and IC 4093 etc. IC 7400, […]

Filed Under: Electronics Tutorial, Mini Projects, Oscillator Circuits, Simple Circuits

5 Best IC 555 Oscillator Circuits Explored

Last Updated on April 13, 2022 by Swagatam 17 Comments

In this post we will learn how to build and optimize 5 useful IC 555 oscillator circuits, whose waveforms can be further enhanced for generating complex sound effects. Overview The […]

Filed Under: 555 IC Circuits, Audio Projects, Mini Projects, Oscillator Circuits

Understanding Crystal Oscillator Circuits

Last Updated on March 26, 2021 by Swagatam 5 Comments

An oscillator is a circuit which produces a certain frequency and holds this frequency within limits. An inductance-capacitance (LC) oscillator is dependent upon the resonant interchange of electrical energy between […]

Filed Under: Oscillator Circuits

Phase Shift Oscillator Circuits – Wien-Bridge, Buffered, Quadrature, Bubba

Last Updated on August 14, 2021 by Swagatam 7 Comments

A phase-shift oscillator is an oscillator circuit designed to generate a sinewave output. It operates with a single active element such as a BJT or an op amp configured in […]

Filed Under: Oscillator Circuits



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