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December 2005

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Subject:
From:
"David A. Wark" <[log in to unmask]>
Reply To:
JEOL Probe Users List <[log in to unmask]>
Date:
Fri, 9 Dec 2005 18:39:04 -0500
Content-Type:
text/plain
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JEOL Probe Users Listserver

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*

Hi, Scott: that's the HV supply to the CRT? Is it something easily 
replaceable? Perhaps that's what I should try first.... Any more tips 
would be appreciated!

thanks,
dave

>
>
>*
>
>Dave-
>
>I had a similar problem with my CRT several years ago.  It turned 
>out to be the HV supply, not the CRT.  Its in a box down by your 
>feet.  scott
>
>
>************************************************
>   ....amphiboles do violence to history...
>	T. Feininger, 2001.  (taken out of context)
>	     ****************************
>
>	Dr. Scott Kuehner                    [log in to unmask]
>	Dept. of Earth and Space Sciences      ph.206-543-8393
>	Mail Stop 351310			     Fax 206-616-6873
>	The University of Washington
>	Seattle, Washington  98195-1310
>************************************************
>
>On Fri, 9 Dec 2005, David A. Wark wrote:
>
>>JEOL Probe Users Listserver
>>
>>Moderator: Ellery Frahm, [log in to unmask],
>>Electron Microprobe Lab, University of Minnesota
>>
>>Post a message: send your message to [log in to unmask]
>>
>>Unsubscribe: send "SIGNOFF PROBEUSERS" to [log in to unmask]
>>
>>On-line help and FAQ: http://probelab.geo.umn.edu/listserver.html
>>
>>
>>
>>*
>>
>>Hi, folks:
>>
>>The CRT on our JEOL 733 is getting ornery in its old age - first it 
>>spent a couple of weeks with strange blips and streaks showing up 
>>at random moments, then when these stopped, the image became rather 
>>blurry (and no, it isn't because of an unfocused beam). Does anyone 
>>have tips on (1) any simple repairs that might be made, or (2) 
>>where I can find an abandoned 733 from which I might permanently 
>>borrow the CRT unit for use in our machine?
>>
>>Thanks,
>>Dave Wark
>>--
>>_________________________________________________
>>David A. Wark
>>Dept of Earth & Environmental Sciences
>>1C16 Science Center; Rensselaer Polytechnic Institute
>>Troy, New York 12180
>>office: 518-276-2674    fax: 518-276-2012
>>http://www.rpi.edu/~warkd/wark.html
>>_________________________________________________


-- 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
David A. Wark
Dept of Earth & Environmental Sciences
Rensselaer Polytechnic Institute, Troy, NY  12180
518-276-2674
http://www.rpi.edu/~warkd

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