Arduino tehNiq

      I received few X9C103 digital potentiometer modules with 10kΩ and I need to prepare it for tests:      I used this schematic: where i...

    This article is based on the article with same name and  Railway Crossing Part 4: Putting it all Together  article.    My tests include...

    As a beginner with model railroading I tested also DCC control using a custom locomotive. My custom locomotive was make using just bogie...