On Fri, 7 Aug 1998 11:03:12 EDT PaulKB8N@aol.com writes:
>
>They say you can't hear the difference between 100W and 150W.
>Hogwash! It is
>not hearing that counts, since most operators use AGC. 150W will
>"capture"
>the AGC over 100W every time, no matter how loud you "feel".
>
>Paul, KB8N
>
Paul is right-on about this. AGC keeps the audio output constant
by reducing receiver gain. The strongest signal dominates.
The dB difference between 150 W and 100 W is exactly the same
as the dB difference between 1500 W and 1000 W, 1.76 dB.
(Power gain = LOG ( P2 / P1 ) in dB).
de Tom N4KG (receiver design engineer in my other life)
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