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On Sun, 26 Aug 2007 22:00:15 -0700, cmdr buzz corey
wrote: |On Aug 26, 7:22 am, Telstar Electronics |wrote: | On Aug 26, 12:12 am,cmdr buzz | wrote: | | To get the average modulation to 100% then you have to be | overmodulating. | | Absolutely not! | If you hold the modulation right at 100%... guess what the average | is... lolwww.telstar-electronics.com | |You can modulate over 100% on positive peaks, assuming the power |supplied to the final final amp stage being modulated can handle the |extra power without clipping the envelope, but you can't go over 100% |on negative peaks without distortion. So to get an average modulation |of 100% with reasonable signal quality you would have to over modulate |on positive peaks and never go over 100% on negative peaks. I doubt |your processor nor any cb can handle that. So you can't just "hold the |modulation at 100%". |------------- Yes there is was a technique used in the early days of AM called supermodulation. That is where the positive peaks of the wavform could exceed 100% but the negative peaks still cannot. This is still not yielding an average of 100%. james |
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