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 […]
Simple Circuits using IC 7400 NAND Gates
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, […]
IC 555 Oscillator, Alarm and Siren Circuits
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 […]
Understanding Crystal Oscillator Circuits
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 […]
Phase Shift Oscillator – Wien-Bridge, Buffered, Quadrature, Bubba
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 […]
Op amp Oscillators
An oscillator build using an op amp as the active element is called an op amp oscillator. In this post we learn how to design opamp based oscillators, and regarding […]