Historical cat's whisker designs: Revision history

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curprev 07:1507:15, 20 June 2026 Cornish semiconductor talk contribs 604 bytes +604 Created page with "right Crystal radios from the 1920s are possible to get hold of, but can be quite expensive. This is a collection of photographs and diagrams of crystal/cat's whiskers setups that I've managed to find. The materials used correspond with what was available at the time, glass, metal but also the first plastics, ebonite and bakelite - which would have felt very futuristic in these years. On the right is a diagram of a vertical set up. This..."

21 June 2026

20 June 2026