[time-nuts] wtd: WWVB info...
arnold.tibus at gmx.de
Thu Aug 6 19:38:34 EDT 2015
according the manual for this clock,
the typical operating time for one 1.5V AA battery is 3 years!
(but may last longer with good battery quality!)
link for the manual:
Unfortunately I cannot find the equivalent for DCF reception :-(
Am 06.08.2015 um 19:58 schrieb Burt I. Weiner:
> My favorite WWVB clock is the Junghans Mega Atomic Alarm Clock. I
> have several of them and they work almost anywhere (in the USA). The
> manual says to change the battery once every 30 days. Just for fun I
> wanted to see how long they could go without having to change the AA
> battery - two of mine are well into their fifth year. They have a
> large display and will tell you how many days since it last set. They
> can be easily be found for $20 - $30.
> See: http://www.atomic-clocks.com/juatalcl.html
> ...Or, you can get them on eBay for around $200.00
> Burt, K6OQK
>> From: "Tom Van Baak" <tvb at LeapSecond.com>
>> To: "Discussion of precise time and frequency measurement"
>> <time-nuts at febo.com>
>> Subject: Re: [time-nuts] wtd: WWVB info
>> > Does anyone have a schematic for building a simple WWVB receiver ?
>> > Any information would be grateful.
>> > - Don
>> See http://www.joejaworski.com/wwvb/ for a recent WWVB project.
>> See http://www.tinaja.com/glib/WWVBexps.pdf for a vintage project.
> Burt I. Weiner Associates
> Broadcast Technical Services
> Glendale, California U.S.A.
> biwa at att.net
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