[time-nuts] new WWVB BPSK dev board

Poul-Henning Kamp phk at phk.freebsd.dk
Wed Dec 5 15:27:10 UTC 2018


--------
In message <ff667468-278e-f875-b6a3-ea0f083d5bed at rubidium.dyndns.org>, Magnus D
anielson writes:

>Looking at it using a Kiwi receiver just north of Stockholm, it comes in
>nice and clean with 100 Hz sidebands from what looks like a PM whose 4th
>sideband is nearly suppressed, so is 8th, 12/13, 21... so slightly more
>that 4th and multiples.

It looks like both 162 and 198 has gotten more modulation after
Loran-C disappeared, and I wonder if submarines are involved ?

>The Loran-C/Chayka plug-in does not calculate position, so already there
>would be some fun little mini-project to attempt.

If only there were some Loran-C stations left :-)

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




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