Re: summary: magnets and monitors

From: PD Dr. Frank Volke <volke_at_ibmt.fhg.de>
Date: Tue, 06 Jun 2000 08:27:16 +0200

Valerie Robinson schrieb:

> Hello
>
> A number of people asked for a summary of responses to my questions about
> LCD monitors and cryogens. First of all I'd like to thank everyone who took
> the time to reply to my query. I had an amazing response - lots of very
> useful suggestions.
>
> 1) LCD monitors:
> Dwaine Thomas recommended the NEC 1810X and the
> SGI 1600, but had poor results on an Indy with a Viewsonic VP181. Several
> others also recommended the SGI monitor. On a SUN Ultra 10, the SUN monitor
> was excellent, but expensive. Another NEC, a LA-1831 JMW 18 " monitor was
> highly recommended (I wish). I also can recommend the SGI 15 " which I saw
> at a demo, although it's just as expensive as the SUN.
> 2) A significant number of people are filling nitrogen only every other
> week with absolutely no problem, so I've decided to go that route on the
> newer magnets. I have no problem with supply so a late delivery is never an
> issue.
> As for helium, there's quite a difference of opinion. The majority pointed
> out that the size of the supply dewar should dictate the schedule. Aside
> from that, other considerations are - is the sensor accurate?, is helium
> delivery always dependable?, is the helium boil off monitored? Many are
> filling 10 - 25%, others make sure to fill at 40-50%. For myself, I think
> I'll fill whenever I need 100 l, which will be every 2 months for the 500
> WB and 3 months for the 600, with leftovers for the little guys.
>
> Once again, thanks to everyone for your helpful comments!!
> Cheers
>
> Valerie
>
> ****************************************
> Valerie Robinson
> Dept of Chemistry and Biochemistry
> University of Guelph
> Guelph, Ontario
> Canada N1G 2W1
> ph (519) 824-4120 x8914
> fax (519) 766-1490
> *********************

Hallo,
we do use a Compaq 18" LCD monitor (TFT8000) with a SUN Ultra 60. You only need
a non-expensive adapter cable. The Compaq was about 2800.-US$. The results (we
do 70% of the machine time MR microimaging) are excellent, and the
users/operators are happy.
Regards

Frank Volke
_______________________________________________
Priv.-Doz. Dr. Frank Volke
Fraunhofer Institut f. Biomedizinische Technik (IBMT)
Leiter der Arbeitsgruppe Magnetische Resonanz
Ensheimer Str. 48; D-66386 St. Ingbert
Tel.: ++49 (0) 6894 980 405; Fax.: ++49 (0) 6894 980 400
_______________________________________________
WEB-Information
http://www.ibmt.fhg.de
http://www.ibmt.fhg.de/Arbeitsgebiete/magresonanz.htm
http://toaster.exphysik.uni-leipzig.de/frank
_______________________________________________
Received on Tue Jun 06 2000 - 16:37:07 MST

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