This automatic plant watering circuit can be used for automatically sensing soil humidity and triggering a water pump when the ground gets parched below a predetermined level (adjustable). Circuit Operation […]
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Ultraviolet (UV) Sanitizer Circuit for Disinfecting Home Materials
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 […]
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 […]
Safety Buoy Switch Circuit for Human Powered Submarine
The post explains a safety mechanism circuit which can be used in human powered submarines for safeguarding the diver during emergency situations. The idea was requested by Mr. Marielle. Technical Specifications For a […]
IC 4040 Datasheet, Pinout, Application
The IC 4040 is technically a 12-stage binary ripple counter chip, in simple words a device which will produce a calculated delayed frequency output in response to every pulse applied […]
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, […]