[time-nuts] Hadamard variance

Ulrich Bangert df6jb at ulrich-bangert.de
Thu Apr 9 07:37:43 UTC 2009


Steve,

> ocxo. I don't think I've seen this being used by anyone on 
> the list and wonder why?

Easy explained: Because you will hardly find it in any free available
software except mine which is written in the P language which in turn rules
it out as a tool for you.

73s de Ulrich, DF6JB

> -----Ursprungliche Nachricht-----
> Von: time-nuts-bounces at febo.com 
> [mailto:time-nuts-bounces at febo.com] Im Auftrag von Steve Rooke
> Gesendet: Mittwoch, 8. April 2009 15:00
> An: Discussion of precise time and frequency measurement
> Betreff: [time-nuts] Hadamard variance
> 
> 
> According to Wikipedia, this is insensitive to drift and so 
> seems like a better tool for measuring oscillators, like 
> ocxo. I don't think I've seen this being used by anyone on 
> the list and wonder why?
> 
> 73,
> Steve
> -- 
> Steve Rooke - ZL3TUV & G8KVD & JAKDTTNW
> Omnium finis imminet
> 
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