VCO (Voltage controlled oscillator) Voltage controlled oscillator is a type of oscillator where the frequency of the output oscillations can be varied by varying the amplitude of an…
All About Function Generators A function generator is a signal source that has the capability of producing different types of waveforms as its output signal. The most common…
A PUT controlled sawtooth generator circuit is shown in figure. When power is first applied, the programmable unijunction transistor (PUT) is off. The capacitor C begins to charge…
Sawtooth wave generator. Many people often get confused between sawtooth wave and a triangular wave. Sawtooth waveform is a type of linear non sinusoidal waveform with a triangular…
How to make a Triangular waveform using Schmitt Trigger and Integrator ? Another triangular-waveform generator that needs fewer components is shown in figure. The arrangement consists of a…
Triangular wave generator using opamp This is an interesting project for newbies. This article is about creating a triangular wave generator using opamp IC. There are many methods…
Schmitt Trigger or Regenerative Comparator Circuit A Schmitt trigger circuit is also called a regenerative comparator circuit. The circuit is designed with a positive feedback and hence will…
How to make a Monostable Multi Vibrator using 741 IC ? As already explained , a monostable multivibrator (MMV) has one stable state and one quasi-stable state. The…
How to make an Astable or Free running Multi vibrator using 741 Op-Amp ? The non-sinusoidal waveform generators are also called relaxation oscillators. The op-amp relaxation oscillator shown in figure…
How to make a Zero Crossing Detector using 311 Op-Amp IC ? A zero-crossing detector using IC 311 (8 pin DIP unit) is illustrated in figure. The positive…
In this article, we discuss Zero Crossing Detector in detail with two different circuits. In the initial paragraphs of the tutorial, you will learn zero crossing detector using…
A simple sawtooth generator using a GTO and a Zener diode is shown in figure. When the supply is switched on, the GTO will turn on, resulting in…
Square wave generator using uA741 opamp. uA 741 opamp IC. uA 741 is a very popular monolithic opamp IC that can be used for a lot of applications.…