[time-nuts] Sound Card Spectrum Analyzer

[Don Latham]

You have looked at:
spectran and spectrum lab ?
Don

Bob Camp
> Hi
>
> Assuming I have a decent sound card, and a computer, the next thing I need
> is software. If I want:
>
> Required:
>
> 1) non- commercial
> 2) 1 Hz normalization
> 3) good low frequency processing (decimation ahead of the fft)
> 4) low cost
>
> Much preferred:
>
> 5) a non-evil OS
> 6) Rational performance on a non-quad core system
> 7) free
> 8) rational calibration
> 9) scope view.
> 10) reasonable graphics
> 11) active support by the author
>
> The application is measuring phase noise. That what makes 2 & 3 pop up on
> the list.
>
> I've looked at a lot of programs and they all seem to be pretty slick. The
> ones I've looked at so far don't quite hit the mark for phase noise. I'm
> pretty sure that there are others on the list who have dug into this same
> issue already.
>
> Bob
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-- 
Dr. Don Latham AJ7LL
Six Mile Systems LLP
17850 Six Mile Road
POB 134
Huson, MT, 59846
VOX 406-626-4304
www.lightningforensics.com
www.sixmilesystems.com