[time-nuts] Crystal filters in test equipment

[Bruce Griffiths]

A constant temperature oven for the crystal filter may be required to minimise the crystal filter phase shift tempco contribution to the output phase stability. 

Bruce
> On 27 March 2020 at 11:03 Perry Sandeen via time-nuts <time-nuts at lists.febo.com> wrote:
> 
> 
> Learned Gentlemen,
> Both the HP 106 and 107 have a post oscillator crystal filter.  There is also a 10 MHz crystal filter used in my Tracor 527E FDM.
> So the question I have is there anything to be gained by adding 10 MHz crystal filters to the 10811 and similar OCXO's?  They are very inexpensive to purchase.
> Regards,
> Perrier
> _______________________________________________
> time-nuts mailing list -- time-nuts at lists.febo.com
> To unsubscribe, go to http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com
> and follow the instructions there.