The shop shutter guard circuit discussed here guards your shop when its shutter is closed i.e., at night if an intruder tries to break the shutter, the piezo senses the […]
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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 […]
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, […]
Multi-spark CDI Circuit
The post explains an enhanced multi-spark CDI circuit which is universally suited for all types of automobiles. The unit can be built at home and installed in a particular vehicle […]
Simple Battery Voltage Monitor Circuits
The post describes simple battery charge monitor circuits or battery status circuits. The first design is a 4 LED voltage monitor circuit using the versatile IC LM324. The idea was […]
3 Interesting DRL (Day Time Running Light) Circuits for Your Car
DRL or Day Time Running Lights are a chain of bright lights mostly LEDs installed just under a vehicle’s headlight, which illuminate automatically during day time to ensure that others […]