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Newly Updated Circuit Projects:

Car Blown Brake Light Indicator Circuit to Detect Broken Bulb Filament Tail Light

Last Updated on June 7, 2021 by Swagatam 19 Comments

CARBULBFUSEINDICATOR 1

In this post I have explained a simple fused or blown car brake light indicator circuit using a single IC 555 and a few other passive components. The idea was requested by Mr. Joel Bayongasan Technical Specifications You innovations are great! Thanks for this blog. May I request something please? I was searching for a […]

Filed Under: Automobile Electronics Tagged With: Blown, Brake, Broken, Detect, Indicator, Light

Laboratory Power Supply Circuit

Last Updated on June 2, 2021 by Swagatam 51 Comments

full parts list

Although a variety of laboratory power supplies have appeared in recent times, only handful of these will provide you with the efficiency, versatility, and low cost of the design detailed in this article. In this article I have explained a highly regulated, DIY, laboratory grade power supply with dual 0-50 volt. The voltage and current […]

Filed Under: Power Supply Circuits Tagged With: Laboratory, Power, Supply

Unijunction Transistor (UJT) – Comprehensive Tutorial

Last Updated on June 1, 2021 by Swagatam 1 Comment

unijunction transistor internal layout

A unijunction transistor is a 3 terminal semiconductor device which is unlike a BJT has only a single pn junction. It is basically designed to be used as a single-stage oscillator circuit for generating pulsed signals suitable for digital-circuit applications. UJT Relaxation Oscillator Circuit The unijunction transistor could be typically wired in the form of […]

Filed Under: Electronics Theory Tagged With: Comprehensive, Transistor, Tutorial, UJT, Unijunction

Simple Diode Circuits Explained

Last Updated on May 31, 2021 by Swagatam 8 Comments

rectifier diode compressed

In this post I have explained how to use rectifier diodes for building some practical and useful electronic circuits. A diode is the most basic semiconductor electronic component, which is built with a single pn semiconductor junction. It has only two terminals, which are referred to as the anode and the cathode. Diodes can be […]

Filed Under: Mini Projects Tagged With: Circuits, Diode, Explained, Simple

IC 556 Pure Sine Wave Inverter Circuit

Last Updated on May 26, 2021 by Swagatam 159 Comments

In the following post I have explained a pure sine wave inverter circuit using the IC 556 which forms the main sine wave processor device in the circuit. How it Works The presented design  actually produces a modified sine wave output, but the waveform is highly processed and constitutes an exact equivalent of a sinusoidal […]

Filed Under: Inverter Circuits Tagged With: 556, Inverter, Pure, Sine, Wave

50 Amp Transistor MJ11032, MJ11033 Datasheet, Pinout

Last Updated on May 19, 2021 by Swagatam 5 Comments

50 amp transistor

If you are looking for high current transistors in the range of 50 amps with a complementary pair, then you can try these Darlington transistors MJ11032 and MJ11033. The MJ11032 transistor is a Darlington NPN power transistor while the MJ11033 is its complementary PNP transistor which is also a Darlington power BJT. Main features The […]

Filed Under: Datasheets and Components Tagged With: Datasheet, MJ11032, MJ11033, Pinout, Transistor

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