[time-nuts] precision frequency/time/amplitude reference

[David Witten]

Jim,

If I understand what you are attempting (I may well not), you might
consider the approach taken here:

https://github.com/tejeez/rtl_coherent

and here:

https://github.com/tejeez/rtl_coherent/blob/master/hardware/simple/README.md

or order a noise-source and antenna switches from here:

http://coherent-receiver.com/products/rtl-sdr-extension-card/noise-source

http://coherent-receiver.com/products/rtl-sdr-extension-card/antenna-switch

(disclaimer: no personal connection to above links)

Dave