[time-nuts] Programmable clock for BFO use....noise

Wes wes at triconet.org
Fri Sep 14 15:19:26 EDT 2018


I'd look for the appropriate crystals. If it will help, I have a 250.00 kHz one 
you can have.

Wes  N7WS

On 9/14/2018 9:14 AM, lstoskopf at cox.net wrote:
> Off topic for this list, but you guys are experts in oscillator noise!
>
> Playing with some mechanical filters.  Need USB and LSB crystals for the BFO.  No one seems to make crystals anymore, especially in the 253 KHz range!
>
> Looking at the DigiKey Cardinal programmable oscillators.  Cheap and available: CPPC1LZ A5B6
>
> Anyone have an idea how noisy these would be after a division by 4 to get them in range?
>
> Thanks,
>
> N0UU
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