[time-nuts] New Trimble timing products

Dr Bruce Griffiths bruce.griffiths at xtra.co.nz
Mon May 21 21:08:17 EDT 2007


Didier Juges wrote:
> Sorry, it's not 15nS rms, it's 15nS at 1 sigma.
>
> Didier KO4BB
>   
Didier

Surely the standard deviation (1 sigma) and the rms values are identical?
Specifying 1 sigma is perhaps intended to signify that the timing error 
is stochastic.

Bruce





More information about the time-nuts mailing list