OK. It's done. I've published my first official YouTube video! Please give it a look and let me know what you think!
https://youtu.be/ReylrLBUyZY
What is it? I tear down my earliest surviving make. An electronic project I built for my father around 1972. It still works (sort of), but it needs your help!
I also discover some cool things along the way, including where the circuit came from more than a half century ago!