[time-nuts] Newbie with new questions: Rubidium
cfmd at bredband.net
Sat Aug 6 07:40:17 EDT 2005
From: <jim_johnson at agilent.com>
Subject: RE: [time-nuts] Newbie with new questions: Rubidium
Date: Fri, 5 Aug 2005 16:45:17 -0700
Message-ID: <65213341217E8D458E7C78E6640C749503BB3177 at waglmb01.labs.agilent.com>
> 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 and
> a somewhat predictable lifespan. The filter
> and absorption cells have no wearout mechanism.
Some Rubidiums have a "hot-swap" of the Rubidium lamp, such as my R&S Rubidium.
Unfortunatly I don't have the replacement part.
With hot-swap means that all electronics, heating etc is all running as
normally, but during the operation there is a natural loss of tracking.
> Have a nice weekend,
> Agilent Laboratories
> Palo Alto, CA
> >-----Original Message-----
> >From: time-nuts-bounces at febo.com [mailto:time-nuts-bounces at febo.com]On
> >Behalf Of Rex
> >Sent: Friday, August 05, 2005 1:40 PM
> >To: Discussion of precise time and frequency measurement
> >Subject: Re: [time-nuts] Newbie with new questions: Rubidium
> >On Fri, 05 Aug 2005 20:26:36 +0000, rlutwak at comcast.net wrote:
> >>Usually, Rb clock failures are electronic. Failed components are
> >>generally the same you'd expect on any electronics. Check first
> >>the power supply capacitors.
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