[time-nuts] lawnmower robots may be the end of VLF timekeeping

[Poul-Henning Kamp]

I spent some time capturing some data today.

The measurements is from my $20 loop-antenna in the attic, which is
something like 8 meters up and 10 meters besides the lawn-mower loop:

	http://phk.freebsd.dk/time/20150509.html

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