![](https://hippocampusmagazine.com/wp-content/uploads/2016/09/Z1-e1472761453165.jpg)
I’ve been experimenting with vintage tube radios, trying to learn enough so that I can soon design and build my own prototype. When I tell people this, they ask, “Where did you learn how to work on radios?” I usually say something like, “I just Google stuff, and I’m handy in general.” Which is true.…