Useful Electronics

about 7 months ago
  • Turkey

Tutorial - Relay Based Oscillator with Boost Converter

hello my Friends I hope that everybody is doing fine Today I want to share this video with you, where the working principle of a relay based oscillator is explained theoretically and practically. This oscillator is embedded to a boost converter to step up the DC voltage. The working principle... view more

Richard Bagín

about 1 year ago
  • student
  • Slovakia (Slovak Republic)

Tutorial - How to repair DC/DC step up converter (MT3608)

Well, have you ever bought a boost converter / step up converter from China for so cheap (0,27€ (Aliexpress)), that you thought it can not be working? And when it came your thought was confirmed. But nothing is how it looks like. On the PCB are just few components, reverse engineer it would not... view more