In this quick Arduino tutorial I will explain how you can control a relay using the Arduino Board, one 1K and one 10K resistors, 1 BC547 transistor, one 6V or 12V relay, one 1N4007 diode and a 12V fan ...

An Arduino shield for controlling four 12v relays. The schematic and PCB layout were created using KiCad. While it is designed for relays, it can be used for powering anything that requires a bit more ...

The concept of automation is getting popularity among people these days and many of them control their lighting, climate, etc remotely at their homes. Several microcontrollers or microprocessors can ...

The compressor is made up of a used BMW air suspension compressor (manufacturer is WABCO, the same part is also used be Mercedes), some empty 0.95l oxygen tanks (those used for small oxy-acetylene ...