Schematics Battery Meter for Pinball Machines

The circuit is designed to be fitted into a small box and then fitted into your…

Stimulate Your Child’s Brain Through Schematics

All parents want the best for their child’s future and as a matter of fact, we…

Build DIY USB OTG Android

This is a very Simple way to modification the Standart USB converter to OTG USB. Most…

Electronic Temperature-Controlled Relay using LM35 and TL431

Circuit Operation: The heart of the circuit is the LM35 temperature sensor which is factory-calibrated in…

Active IR Motion Detector Diagram

Project Objectives To explore how different motion detectors operate. To successfully build and test an ambient-light-ignoring…

5 Zone alarm circuit

This is a complete alarm system with 5 independent zones suitable for a small office or…