A tap water heater circuit can be simply built by attaching an iron tube on the mouth of the tap or the faucet, and allow the iron pipe to pass […]
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10 Simple IC 555 Monostable Circuits Explored
In this post we will learn how IC 555 can be used for making 10 different types of monostable multivibrator circuits, such as one-shot type, debounce preventor, retriggerable type, touch […]
Model Train Controller Circuit
In this post we will learn how to build a simple yet a realistic model train controller circuit, which can be integrated with the rail tracks of an existing motorized […]
Capacitive Fluid Meter Circuit for Sealed Tanks
At times it becomes important to determine the amount of water inside a sealed tank, by employing a stationery sensor. A sensible remedy to the issue is to make use […]
7 Easy Sawtooth Waveform Generator Circuits using UJT, IC 555, and Transistors
In this post we learn how to build 7 types of easy sawtooth generator circuits, using BJTs, UJTs, and IC 555. In a sawtooth waveform the voltage increases slowly in […]
Visible Light Communication Circuit [using InfraRed]
You can use this simple visible light communication circuit to send audio and digital information through infrared light, beyond a mile away, with extreme precision. By Sunil Rao The main […]