This simple homemade mosquito swatter bat neither requires a circuit nor a battery for the operation. The entire design works using a single high voltage capacitor and through quick charging […]
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3 Smart Laser Alarm Protection Circuits
The post discusses the making of 3 simple yet effective smart laser alarm protection circuit using the IC 555, for securing a specified restricted zone from human interventions. The idea […]
Electronic Door for Pets Circuit – Opens when Pet Nears the Door
The post explains a simple electronic door circuit for pets which can be used as an electronic dog door for allowing only your specific pet dog to use the entrance, […]
Flashing LED Battery Low Indicator Circuit
The post explains a simple low/normal battery voltage status indicator circuit through a flashing and a constant LED, where the flashing LED indicates a normal status while the solid indicator […]
Ultraviolet UV Water Filter/Purifier Circuit at Home
The post describes an easy method of making an ultra violet water purifier circuit using ordinary electronic components. How UV is Used as Germicidal Ultraviolet germicidal irradiation (UVGI) is a water […]