In this post I have explained an aquarium feeder timer circuit which sustains a set of continuous operations as per a predetermined timing sequence through the respective pot controls. The […]
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Industrial Tank water fill/drain controller Circuit
The post presents an industrial water level controller with drain timer circuit. The idea was requested by Mr. Lanfrank. Technical Specifications I saw your blog and was impressed by your […]
How to Make a Car Power Window Controller Circuit
In this article I have explained a car power window controller circuit using a single push button or a couple of push buttons. The idea was requested by Mr. Win. […]
Simple 1.5 V Inductance Meter Circuit
Here a simplest yet quite accurate inductance meter is presented, which can be built within few minutes. Furthermore, the circuit can be powered-up with a single 1.5V cell. However, a […]
Lithium Polymer (Lipo) Battery Charger Circuit
In this post I have explained a simple lithium polymer (Lipo )battery with over charge cut off feature. The idea was requested by Mr. Arun Prashan. Charging a Single Lipo […]
Cellphone Controlled Car Starter Circuit
The post presents a simple cellphone triggered remote control circuit that can be applied as a cellphone operated remote car starter. The unit would cost less than $20 to build. […]
