[time-nuts] Efratom MRT schematic

[Didier]

http://www.ko4bb.com/cgi-bin/manuals.pl 

Didier KO4BB

> -----Original Message-----
> From: time-nuts-bounces at febo.com 
> [mailto:time-nuts-bounces at febo.com] On Behalf Of tomknox at nist.gov
> Sent: Saturday, November 01, 2008 5:29 PM
> To: Discussion of precise time and frequency measurement
> Subject: Re: [time-nuts] Efratom MRT schematic
> 
> Hi Time-Nuts
> I am new to this group, but have been aware of Time-Nuts for years.
> Someone may already have done this, but if not we should host 
> a data base of manuals and notes for time and freq products 
> and perhaps data on different products members have 
> characterized. I would be willing to share any manuals I have 
> and pitch in a little towards a hosting site to build on what 
> is already an invaluable resource.
> Best Wishes;
> Thomas Knox
> NIST
> 4475 Whitney Place
> Boulder Colorado 80305
> 1-303-554-0307
> tomknox at nist.gov
> 
> 
> 
> Quoting "Corby Dawson" <cdelect at juno.com>:
> 
> > Hi,
> >
> > I'm working on an Efratom MRT rubidium standard and I need 
> the power 
> > supply schematic.
> >
> > Everything is working OK except the battery charge circuit is not 
> > working.
> >
> > With good batteries you can pull the AC cord and it runs on the 
> > batteries OK, but then when you plug the AC back in the 
> charge current 
> > (with very discharged batteries) is very low. The batteries charge 
> > fine if a bench supply is used instead of the MRT supply.
> >
> > Anyone have a copy of the manual or can supply the schematic of the 
> > power supply and charger?
> >
> > Thanks,
> >
> > Corby Dawson
> > ____________________________________________________________
> > Criminal Lawyers - Click here.
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> http://thirdpartyoffers.juno.com/TGL2141/fc/Ioyw6i3oGdgUSMCXb8nALpcWDY
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> >
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> 
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