The post explains the making of a simple, cheap yet effective ultraviolet or UV-C home sanitizer circuit using ultra violet rays or UV-C. The idea was requested by Mr. Shah […]
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220V SMPS Cell Phone Charger Circuit
The post explains how to make a simple, cheap yet extremely reliable smps based 220V/120V mains operated cell phone charger circuit. Why TNYxxx Tiny Switch is Used The TNY series […]
Light Dependent LED Intensity Controller Circuit
The following post explains a simple ambient light dependent LED illumination controller circuit. The light fades or intensifies proportionately i response to the ambient light conditions. With brighter daylights, the […]
Car Door Close Optimizer Circuit
The post discusses and tries to solve a common car door opening issue which may be seen in quite a few old model cars. The proposed circuit of a car […]
Lamp Outage Detector Circuit for Car Turn Signal
The O.E.M. turn signal flashing units installed in automobiles have two basic functions i.e. Flasher and Lamp outage detection. These flashers are usually built with an 8-pin IC like U2044B, […]
Automatic Generator Choke Actuator Circuit
The post explains a simple automatic generator choke actuator circuit using a straightforward delay OFF timer circuit and a solenoid device. The circuit was requested by Mr. Bob Perry. Technical […]