[time-nuts] WWVB SDR discussion

[Tom Van Baak]

Ray,

I don't see a crystal filter. There is a 16 MHz crystal, but that's for 
the processor.

"Inside the La Crosse 1235UA UltrAtomic Radio Controlled WWVB (Atomic) 
Wall Clock"
http://leapsecond.com/pages/ultratomic/

"ES100 datasheet, including block diagram, application circuit, and theory"
http://leapsecond.com/pages/es100/ES100DataSheetver0p97.pdf

"Universal Solder ES100 cob dev kit"
http://leapsecond.com/pages/es100/pins.htm

/tvb


On 8/10/2020 11:09 PM, rcbuck at atcelectronics.com wrote:
> Does the La Crosse UltrAtomic clock actually use a crystal filter or do
> they digitally filter the signal? Has anyone ever looked inside of one
> of the clocks? Just curious.
>
> Ray
> AB7HE
>