[time-nuts] Lucent KS-24361, HP/Symmetricom Z3809A, Z3810A, Z3811A, Z3812A GPSDO system

Hal Murray hmurray at megapathdsl.net
Wed Oct 29 01:53:56 EDT 2014


tmiller11147 at verizon.net said:
> I am trying to find out how they triple the 5 MHz to get 15 MHz. Maybe it
> can be changed to just double to 10 MHz. There are a few inductors on the
> board and that may make for a filter.

The Fourier expansion of a square wave is odd harmonics.  To get 15 from 5, 
turn the 5 into a square wave, filter out everything but 15, and amplify 
what's left.

> I don't yet have a computer connected. Does the SatStat program run under
> windows? 

Yes.


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