[time-nuts] Next Aug 21 eclipse and time flow

Poul-Henning Kamp phk at phk.freebsd.dk
Mon May 29 08:21:45 EDT 2017

In message <CAJ_qRvYfe2egbZVBzahyct5o7z3FUFkApEPE=uYM01Gfc+QHDA at mail.gmail.com>
, Tim Shoppa writes:

>Now that I have a 10MHz GPS OCXO (well, I've had that for about 15 years
>too, getting that was the reason I stopped dinking with the WWV audio
>refclock) I wonder if there's some simple hardware I could build that would
>let me do superior carrier-phase type measurements on WWV propagation. If I
>could see the night-day shift more clearly then I might see an ionospheric
>effect during the upcoming August 21 eclipse, which nicely traces a path
>from west to east not too far off the line between Ft Collins and my

The Kiwi-SDR is one option.

Slightly more hardcore is to attach a 1Ms/s ADC to your antenna and
a computer and clock it from your house-standard.




Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.

More information about the time-nuts mailing list