RE: Snoopy-- unfamiliar with jargon -Reply

["Neil, David M" <neildm@id.doe.gov>]

Considering the weight, the fact that they take up to a minute to stabilize
on the low range, and the requirement to use them to scan the bulkhead
during "Crit Ops", some considered them next to useless in the first place.

Dave Neil, ex-105.3 tech (-:|D
neildm@id.doe.gov

On Wednesday, September 08, 1999 8:40 AM, Crowder, Allan M
[SMTP:amcrowd@sandia.gov] wrote:
> Just my 2 cents worth....
> these AN/PDR-70's are still being used, in particular with Navy Nuclear
> contractors.... interestingly enough, with the weight approaching 30 lbs.,
> they are able to float for about 5 minutes, but are useless after they
sink.
> :-)
> Allan Crowder
> RCT
> Sandia National Labs
> 
> -----Original Message-----
> From: JOHN L. MCCARTHY [mailto:MCCARJL@GWSMTP.NU.COM]
> Sent: Wednesday, September 08, 1999 8:23 AM
> To: Multiple recipients of list
> Subject: Re: Snoopy-- unfamiliar with jargon -Reply
> 
> 
> Kim,
> 
> I recall the AN/PDR-70 being referred to as a "Snoopy".  The detector is a
> proportional counter filled with boron trifluoride gas. The shield
consists
> of
> concentric cylinders; with the inner cyclinder being polyethylene,
followed
> by
> boron impregnated plastic and finally by more polyethylene.  You might
find
> some of these relics at older nuclear facilities.
> 
> Jack
> mccarjl@gwsmtp.nu.com
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