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[AMPS] True Or Not True #2

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Subject: [AMPS] True Or Not True #2
From: (Vic Rosenthal)
Date: Thu, 06 Sep 2001 13:32:30 -0700
Barry Kirkwood wrote:
> By definition, from psychophysics, 1dB is the increase or decrease in signal
> strength that can be discerned by an average observer on 50% of occasions.
> A 2dB increase should be discernible by an average observer at any signal
> level.

And remember that db are additive, so 2 db from the amp plus 1 db from better
coax, plus a db or two from optimizing the beam give you a whole s-unit (about 5
db on most modern s-meters).  That's a VERY significant amount in a pileup or
close to the noise level.  

Vic, K2VCO
Fresno CA

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