The post explains a smart mains fire hazard protector circuit which can be used for preventing mains grid transformers from over heating and causing sparks or even burning due to […]
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Lithium Polymer (Lipo) Battery Charger Circuit
The post explains a simple lithium polymer (Lipo )battery with over charge cut off feature. The idea was requested by Mr. Arun Prashan. Charging a Single Lipo Cell with CC […]
Thunder Lightning Detector Circuit – LED Blinking in Response to Thunder
This simple circuit will enable you to visualize distant thunder lightning through a correspondingly choreographed LED flashes, exactly in accordance with the lightning that may be taking place somewhere in […]
Parallel Battery Charger Circuits Explained
In this post we learn two methods of connecting batteries in parallel. The first one below deals with changeover circuit using SPDT switches to charge multiple batteries individually or collectively. […]
Simple Greenhouse Temperature Regulator Circuit
The post discusses a simple electronic temperature regulator circuit which could be specifically used for regulating greenhouse temperatures. The idea was requested by Mr. Leo. Technical Specifications I am looking […]
Digital Clock Activated Water Level Controller Circuit
An automatic clock time triggered water level controller circuit which responds to a real time clock input is discussed in the following article. The design also includes a water detection […]