Photoelectric Light Sensor
It’s rather ridiculous to think how cheap you can get light sensor modules today. Sure, you’ll get those by online for a couple of coins! Most Chinese light sensor modules have a photo resistor or […]
RPM & Infrared Tach – Rough Realities!
Governing the speed of a motor is very important in many situations especially in mechatronics. By measuring the speed of a motor, we can then adjust the motor’s speed to exactly what we want. Along […]
Infrared (IR) Adapter for Smartphone – Part 1/2
Nowadays you can use your smartphone as an infrared remote controller handset to control compatible home appliances, a music system for example. Since most of the smartphones available today do not have an infrared sender, […]