At 7:39 AM -0700 8/5/05, Tom Van Baak wrote:
By the way, if someone has access to world
population sorted by timezone see if you can
calculate the exact percentage of people left
of Greenwich vs. right of Greenwich.
/tvb
This photo could be used for the raw data, since it approximates the
nu
Mike Seguin wrote:
>Alberto,
>
>This site has much information on the engines. It lists the following, which
>doesn't say Navman, but the model number is in the series
>
>Datasheet Jupiter GPS Receiver TU30-D140-211/221/231. size 1.3MB, 19 pages,
>date: sept. 1998
>
>http://www.gpskit.nl/downloads
The lamp runs quite hot (typically over 100C). Failure is generally the
heater, which is typically a transistor or FET bolted to the lamp body.
Occasionally, the RF transistor which drive the lamp discharge (something in
the range of 60-150 MHz) will fail. Again, it's the electronic components
From: <[EMAIL PROTECTED]>
Subject: RE: [time-nuts] Newbie with new questions: Rubidium
Date: Fri, 5 Aug 2005 16:45:17 -0700
Message-ID: <[EMAIL PROTECTED]>
> Our experience has been that the most common
> failure in Rb standards is the Rb lamp. There
> is a known wearout mechanism in the lamp an