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You are here: Home / Archives for Oscillator Circuits

Morse Code Practice Oscillator Circuits

Last Updated on January 4, 2023 by Swagatam 2 Comments

In this article we will explore 3 different Morse code practice oscillator circuits, for generating exact replication of Morse code signals in the form of dots and dashes. Contributed By: […]

Filed Under: Oscillator Circuits

Blinking LED Circuit using LDR and Resistors

Last Updated on September 10, 2022 by Swagatam 2 Comments

This is perhaps the most simplest looking LED flasher that does not depend on any semiconductor. This LED blinker circuit utilizes ordinary passive components like a few resistors, a capacitor […]



Filed Under: LED and Light Effect, Mini Projects, Oscillator Circuits, Simple Circuits

DC Lamp Dimmer Circuit using IC 555

Last Updated on September 16, 2022 by Swagatam 14 Comments

In this post we will learn how to use the control pin#5 of the IC 555 to build a simple PWM controlled DC light dimmer circuit. The proposed DC lamp […]

Filed Under: 555 IC Circuits, Oscillator Circuits

Electronic Cricket Sound Generator Circuit

Last Updated on April 30, 2022 by Swagatam 2 Comments

The post explains how to build a simple cricket chirping sound generator circuit using a single IC 4093 and a few other passive components. An electronic cricket sound generator is […]

Filed Under: Fun Projects, Oscillator Circuits

Transistor Multivibrator Circuits [Astable, Bistable, Monostable]

Last Updated on August 28, 2022 by Swagatam Leave a Comment

A transistor or BJT multivibrator is a two-stage switching circuit that is configured in a cross-coupled manner. This allows each of the active BJT stages to be regeneratively cross-coupled with the […]

Filed Under: Oscillator Circuits, Simple Circuits

CMOS Astable, Bistable, Monostable Circuits Explained

Last Updated on June 14, 2022 by Swagatam 17 Comments

In this article we discuss how to use the low-cost CD4001 and CD4011 quad 2-input gate CMOS integrated circuits in bistable, astable, and monostable multivibrator applications through forty different manners. […]

Filed Under: Oscillator Circuits

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