In this post we learn how to use resistors while designing an electronic circuits using LEDs, zener diodes, or transistors. This article can be very useful for the new hobbyists […]
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Battery Current Indicator Circuit – Current Triggered Charging Cut off
In this post we learn about a simple battery current sensor with indicator circuit which detects the amount of current consumed by the battery while charging. The presented designs also […]
220V/120V LED String Light Circuit using a Single Capacitor
The post explains how to make a LED string light which can be operated from 220V mains through a single inexpensive PPC capacitor. The idea was requested by Mr. Basit […]
LPG Gas Leakage Detector Alarm Circuit
Are you feeling vulnerable or suspecting a possible LPG gas leakage in your house? Then may be this gas leakage alarm circuit might help you. Written by: Sai Srinivas The […]
Modify Human Speech with this Digital Voice Changer Circuit
The post explains a voice modulator circuit which will change or transform an individuals unique voice into a completely new form. The new voice will be different to the original […]
Infrared Remote Controlled Door Lock Circuit
In this article we learn about a simple infrared remote controlled door lock circuit which can be used for securely locking doors through unique foolproof IR frequencies. The proposed infrared […]