Embark on a fascinating journey through the creation of a Marble Music Machine in this 22-minute video tutorial. Learn how to design and build this intricate device from scratch, using 3D-printed resin parts and an aluminum profile frame. Explore the step-by-step process, including frame construction, note drum assembly, and the use of Altium Designer for electronic components. Discover the intricacies of marble droppers, lifts, and runs, as well as belt systems and motor integration. Gain insights into incorporating a MIDI pad for musical control. Follow along as the project unfolds, from initial concept to final testing, and be inspired to tackle your own ambitious DIY projects.