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Old 05-29-2011, 04:00 PM
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Electronic M Electronic M is offline
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Join Date: Jan 2011
Location: Pewaukee/Delafield Wi
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I seem to recall reading that during WWII the US government developed intercarrier sound to reduce tube counnt and weight on special purpose TV equipment they were using, but I may be imagining some of the details.

Tom C.
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