[Sneap] Spectromagnetics NMR gaussmeter

[Guy Garty]

Hi Art,
That did the trick. I drilled into the sample vial in place - it was too 
hard to remove, filled it with  the solution you recommended and sealed it 
with gelled superglue.
 It works now.
 Thanks
 guy


--On Friday, March 07, 2008 12:26 PM -0500 Arthur W Haberl 
<ahaberl at albany.edu> wrote:

> The host for the 2008 SNEAP annual meeting is the University of Michigan
> at Ann Arbor.  The meeting dates are: October: 10 - 16, 2008. The meeting
> web link is:
> http://www-ners.engin.umich.edu/research/Mibl/Sneap/2008.htm
>
> Remove the two side plates (screws).  Remove the sample vial (not the
> empty  reference vial).by pushing it through.  .  We can't remember for
> sure, but  believe that the fragile coil was very tight on the original
> vial.  If  necessary, you could try refilling the vial in place.  We have
> sometimes  broken the vials.  Fill the vial with a millimolar solution of
> MnCl4.4H20  (try 1.1 grams per 100 ml water).  We now seal the vials with
> epoxy or  Q-dope rather than the original stopper.  Insert the vial and
> replace the  metal plates.  Voila!
>
>     Art Haberl
>
> ----- Original Message -----
> From: "Guy Garty" <gyg2101 at columbia.edu>
> To: <sneap at tunl.duke.edu>
> Sent: Friday, March 07, 2008 11:53 AM
> Subject: [Sneap] Spectromagnetics NMR gaussmeter
>
>
>> Hi all,
>> We have an old Spectromagnetics NMR gaussmeter (model 5002). All but one
>> of its probes have died on us. We disassembled one of the dead probes and
>> it does not seem obvious how to fix it, as all electrical contacts seem
>> to be intact. We suspect that the "sample solution of Proton ion" (as it
>> is described in the manual) has evaporated or leaked out.
>>
>> Does anybody know how to fix these probes or where to get replacements?
>> The probes themselves have no markings, but are connected to the
>> electronics by 3 BNC connectors (one of which has 2 pins) and a 5 pin
>> round
>> Amphenol connector.
>>
>> Thanks,
>> Guy Garty
>> _________________________________________________________
>> RARAF, Nevis Laboratory       Phone: (914) 591-9244
>> Columbia University           Fax: (914) 591-9405
>> 136 S. Broadway               Email: gyg2101 at columbia.edu
>> Irvington, NY 10533           Web Page: http://www.raraf.org
>>
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Guy Garty
_________________________________________________________
RARAF, Nevis Laboratory       Phone: (914) 591-9244
Columbia University           Fax: (914) 591-9405
136 S. Broadway               Email: gyg2101 at columbia.edu
Irvington, NY 10533           Web Page: http://www.raraf.org