[time-nuts] what is the best way to multiply a 10 Mhz signal?
dk4xp at arcor.de
dk4xp at arcor.de
Tue Dec 21 16:54:09 UTC 2010
Von: Stephen Farthing <squirrox at gmail.com>
Betreff: [time-nuts] what is the best way to multiply a 10 Mhz signal?
> I want to multiply the output from my Efratom 101 (10Mhz) to clock a DDS at
> 70 Mhz. Has anyone tried this?
I did 5 MHz * 7 = 35 which is about the same, with CMOS gates and
filtering. ( in the style propagated by Wenzel) This took a lot of filtering
to get rid of the last spurii. Too much ado.
I recommend a 70 MHz VCXO and locking this to the 10 MHz source.
regrds, Gerhard
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