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JPS Communications, Inc. - http://www.jps.com/
JPS Communications is a manufacturer of DSP equipment for military, shortwave and ham radio applications. |
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Harry's Homebrew Homepage - http://sm0vpo.8m.com/
Includes collection of useful receiver, antenna and peripheral homebrew projects, for ham radio and other DX hobbyists. |
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Quantics W9GR Digital Signal Processors - http://www.w9gr.com/
Information about the DSP-3 which removes noise and other unwanted interference from voice and data communications signals. |
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Crystal Radio Supply - http://www.crystalradiosupply.com
Crystal Radio Kits, parts and supplies including litz wire, ferrite core and variable capacitors, plus other peripherals and components. |
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WD8DAS Sync Page - http://www.qsl.net/wd8das/sync.html
Offers information about synchronous detection and retrofit synchronous detectors in kit and finished form. |