[time-nuts] WWV / WWVH / WWVB
Scott Newell
newell at cei.net
Wed Jan 14 18:39:59 UTC 2009
At 12:24 PM 1/14/2009 , Poul-Henning Kamp wrote:
>In message <496E195A.1050107 at pacific.net>, Brooke Clarke writes:
>
>>My first problem is to hook the front end up to a couple of batteries
>>and a LED to find a good place for the antenna.
>
>Be aware that the AGC has a very long timeconstant, you should leave
>it powered up in one place for at least a couple of minute before
>passing judgement.
Yep. I've noticed that mine can take several minutes from power up to
pulses, even when the antenna is located in a known good spot.
Kind of a shame they didn't use the unused bits in the WWVB stream for some
kind of checksum or error correcting code.
--
newell N5TNL
More information about the Time-nuts_lists.febo.com
mailing list