A compact, battery-powered transmitter emits a LASER beam when the control push button is activated. The beam is frequency-coded to provide a minimum level of reliability in transmission. The receiver […]
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Control Lights, Fan, using TV Remote [Full Circuit Diagram]
In today’s world, the idea of control is strongly connected to the ability to use remote devices. Home automation, known as domotics, allows us to switch ON/OFF various things such […]
Solar Battery Charger using LM339 Comparator
This small LM339 based solar battery charger setup is designed to optimize the charging of your battery using any solar panel while protecting it from accidental overloads. Considering the extended […]
220 V Slow Fade Bedside Lamp Circuit
The operating principle of this children’s night light is to gradually familiarize the child with darkness by gradually reducing the brightness of their bedside lamp. The room’s brightness will slowly […]
Simple Vibration Sensor Circuit
As its name suggests, this simple vibration sensor circuit using piezo transducer allows for the detection of vibrations to which its sensor is subjected. Unlike superficial pressure sensors whose resistance […]
High Current Adjustable Switching Power Supply Circuit using L296 IC
The L296 is a monolithic power switching regulator IC, incorporating an adjustable output voltage, current limiting, and thermal shutdown. Due to these features, this IC has become a favorite option […]