[time-nuts] Re: Isotemp OCXO question
Poul-Henning Kamp
phk at phk.freebsd.dk
Sat Aug 21 20:41:12 UTC 2021
--------
Robert DiRosario writes:
> I really wish NIST didn't add the BPSK modulation to WWVB. Increasing
> the transmitter power would have been a lot better, but I'm sure that
> would have cost a lot more then just changing the modulation.
One does not simply increase the transmitter power at 60kHz.
The WWVB antennas are essentially capacitors against ground, around
15nF, and they operate at voltages somewhere in the 30-50kV range.
--
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.
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