US Patent No. 8,369,185
Inter-diver signaling device and process

 

Patent No. 5,248,845
Digital sampling instrument

Patent No. 5,377,232
Frequency synchronized bidirectional radio system

Patent No. 8,510,361
Variable exponent averaging detector and dynamic range controller (claims)
Inventor: George Massenburg

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Speaker simulator
Inventors: Tom Paddock and Bob Weir

Inter-diver signaling device.jpg
Inter-diver signaling device.jpg
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Digital sampling instrument.png
Digital sampling instrument.png
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Frequency synchronized bidirectional radio system.jpg
Frequency synchronized bidirectional radio system.jpg
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Variable exponent averaging detector.jpg
Variable exponent averaging detector.jpg
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Speaker simulator.jpg
Speaker simulator.jpg
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