[time-nuts] Sub Pico Second Phase logger

Joseph M Gwinn gwinn at raytheon.com
Thu Dec 11 00:52:56 UTC 2008


Bruce,


time-nuts-bounces at febo.com wrote on 12/10/2008 04:46:50 PM:

> Joe
> 
> Another limitation on using too low a beat frequency is imposed by the
> increasing equivalent input noise spectral density of the sound card as
> the frequency decreases.

Yes, although people made good use of 1 Hz in DMTD instruments despite the 
junk near DC.


Joe



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