Cat Whisker Websites

- crystalradio.net

Crystal Radio web site. Crystal radio plans, crystal radio circuits, crystal radio schematics are all right here. Sound powered headphones and how to use them on crystal radios. Crystal Radios, Crystal Set, Crystal Sets, Catswiskers, Science Fair Crystal Radio, and much more!

3,785,966 $ 240.00

- midnightscience.com

The Society, founded in 1991, publishes a newsletter and several books about crystal radio. Content: crystal set projects, tips for crystal radio design, and crystal radio / antique radio history.

2,814,348 $ 240.00