In this post we learn how to make 2 accurate long duration timer circuits ranging from 4 hours to 40 hours, which can be upgraded further for getting even longer […]
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2 Simple Infrared (IR) Remote Control Circuits
The proposed infrared or IR remote control circuit can be used to operate an appliance ON/OFF through any standard TV remote control handset. In this write up we discuss a […]
Simple Hobby Circuit Projects
A few of the interesting and useful hobby electronic circuit diagrams already published in this blog have been selected and compiled here for quick reference and understanding. What is a […]
16 Easy IC 741 Op Amp Circuits Explained
The 16 fundamental IC 741 based op amp circuits presented here are not only interesting but also very amusing to build. The included circuit ideas like inverting and non-inverting amplifiers, […]
40 watt Electronic Ballast Circuit
The proposed 40 watt electronic ballast is designed to illuminate any 40 watt fluorescent tube, with high efficiency, and optimal brightness. The PCB layout of the proposed electronic fluorescent ballast […]
7 Easy Voltage Doubler Circuits Discussed
In this article we learn 7 easy to build DC to DC voltage doubler circuits using a single IC 4049 and IC 555 along with a few other passive components. […]