Bottle Radio

[youtube http://www.youtube.com/watch?v=9VqVaFMQd2o?wmode=opaque&w=620&h=349] Crystal radio technology has been around for many years. This “bottle radio” take on a crystal radio requires no power source, operates on the power from radio waves, and receives signal from a long wire antenna. As radio stations slowly move away from the AM band, the “window... Read more »

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