via Hackaday: The Hidden Crystal Method
Ever been working on a project and get stuck on one of those last little…
Category: crystal radio
via Hackaday: How Sony Mastered the Transistor
When you think of Sony, you probably think of a technology company that’s been around…
via HACKADAY: Crystal Radio Kit from the 1970s
If you read the December 1970 issue of Mechanix Illustrated, you’d be treated to ’s…