[Fwd: LF: Re: S-meter readings...]
Tue, 04 Apr 2000 18:26:22 -0400
Steve Olney wrote:
> G'day Bob, Geri and others,
> OK thanks. I have a clearer picture now. Doing a napkin analysis and
> taking into account the logarithmic nature of the S-meter readings, it seems
> that, for example, if you have, say, S5 noise alone and then an S5 signal,
> then the S-meter reads somewhere btween S5 and S6 - closer to S5.
> Therefore an S5 report would be warranted as being pretty close. The
> problem seems to be when you have, say, S5 noise and, say, an S2 signal.
> The S-meter still reads S5. Giving an S5 report would seem to be suspect
> under those circumstances.
> It always was on my mind when attempting to give RSTs that the readability
> part is the only one where I feel that I am giving a true assessment (except
> of course when the signal is way above the noise). Now I can see that as
> long as there is a difference of 1 S-point between noise only and
> noise+signal then the S reading is reasonable (although in guess-units as
> Bob has pointed out).
> 73 Steve VK2ZTO