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You are here: Home / Archives for 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 February 16, 2021 by Swagatam 2 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 February 22, 2020 by Swagatam 20 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 May 25, 2020 by Swagatam 6 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

IC 555 Oscillator, Alarm and Siren Circuits

Last Updated on February 22, 2020 by Swagatam 7 Comments

In this post we will learn how to build and optimize basic IC 555 oscillator circuits, whose waveforms can be further enhanced for generating complex sound effects such as warble […]

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

Understanding Crystal Oscillator Circuits

Last Updated on February 22, 2020 by Swagatam 2 Comments

Basic solid state crystal oscillator circuit configurations are today more developed, almost all circuits being modifications of the widely recognized vacuum tube systems like the Pierce, Hartley, Clapp and Butler […]

Filed Under: Oscillator Circuits



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