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CDV700CLUB · The CDV 700 Club

Group Information

  • Members: 1099
  • Category: Physics
  • Founded: Oct 7, 1999
  • Language: English
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Messages 39035 - 39064 of 39064   Oldest  |  < Older  |  Newer >  |  Newest
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39035 David Nix
dnix71 Offline Send Email
May 15, 2012
9:43 pm
I have a spare socket insert and brass sleeve if you want it.  It is straightforward to remove the socket insert intact. Put the socket base in a padded vise...
39036 .
revtkatt Offline Send Email
May 16, 2012
1:24 am
... Sir, this was a pun. You get it....
39037 .
revtkatt Offline Send Email
May 16, 2012
1:28 am
... The output of Enrico's first pile experiment was way under 4W, and its considered a reactor, even though, you're right, it was a N multiplier. But all...
39038 .
revtkatt Offline Send Email
May 16, 2012
1:34 am
... (didn't bother with article) The TSA, and worse fascists on the subways being tolerated in some cityprisons, sometimes snag folks who give off a mR/hr or...
39039 Juno
usbiker133t Offline Send Email
May 16, 2012
2:06 am
As one who has operated 9 reactor plants, I thoroughly understand :P A CFX is not a reactor because it does not produce a self sustaining reaction and cannot...
39040 Louis N. Molino, Sr.
lnmolino Offline Send Email
May 16, 2012
4:52 am
When I busted the White Sands Miller Range Museum a few years back I was with a FD HAZMAT Officer whose FD required him to wear a RAD Pager. We were looking at...
39041 moulson4 Offline Send Email May 16, 2012
9:23 am
Dear David, Wow, that's great! I'll contact you off list for the details. That's a good video; I wish I had seen it before. However, before I broke the socket,...
39042 Nick Andrews
nicothefabulous Offline Send Email
May 16, 2012
2:08 pm
It's best to set it on a socket (like for a ratchet...) or a small piece of pipe the same diameter so you support the brass all around. I did that, but it...
39043 johnlybrook Offline Send Email May 17, 2012
1:08 am
I have had the best results removing the socket from the probe handel by: 1) clamping the brass socket section in a vice, then cutting the cable flush with the...
39044 Juno
usbiker133t Offline Send Email
May 17, 2012
1:30 am
My method I used for my last two probes is a modified version of this, sans the heat. Remove the tube (obviously). Cut the cable off flush and screw the upper...
39045 johnlybrook Offline Send Email May 17, 2012
2:01 am
I know this is slightly out of line for the "700" group, but in the CDV catagory; I have a fair number of every model "CDV" meters in my humble collection...
39046 Defender
defendercliff Offline Send Email
May 17, 2012
2:18 am
Dear John, See the following:* * *CD V-720 Ion Chamber Survey Meter (ca. 1956 - 1962)* http://www.orau.org/PTP/collection/civildefense/cdv720.htm * **CD V-720 ...
39047 Bil Green
mammothlks Offline Send Email
May 17, 2012
12:16 pm
Hi Juno, Thanks for the part no. I checked Ludlum's site and this 18" - 48" coiled cable is $95. All their coiled cables are from $95 to $150. These are...
39048 civildefenseinfo2002
civildefense... Offline Send Email
May 17, 2012
3:34 pm
It's unlikely you'll find out anything more. There isn't any easily available documentation, although perhaps somewhere at NARA or DTIC some box you could sift...
39049 Dangerous Laboratories
uravan238 Offline Send Email
May 17, 2012
9:22 pm
I am planning on making an autoradiograph of a piece of polished limestone uranium ore grading 0.4% to 1%. My plans are to use 120 format 3200 speed b+w film....
39050 m1i8k3e6 Offline Send Email May 17, 2012
11:35 pm
kwcclark did some radiography using 600 polaroid film: http://tech.groups.yahoo.com/group/GCEpage3/files/Polaroidiographs/ If your ore is as hot as the radium...
39051 .
revtkatt Offline Send Email
May 18, 2012
4:06 am
... Dr Labs, Consider using an x-ray to visible converter sheet. They're cheap, and since they have heavy elements they catch the x-rays and emit in the silver...
39052 .
revtkatt Offline Send Email
May 18, 2012
4:07 am
... Woah. --Keanu Reeves...
39053 Tom Miller
tmillermdems Offline Send Email
May 18, 2012
12:24 pm
Use a sheet of lead to do an exposure test. Cover all but 10% of the sample (between sample and film) and expose for 1 hour. Move the sheet 10% and expose...
39054 Dangerous Laboratories
uravan238 Offline Send Email
May 19, 2012
12:25 am
Thanks Mike L. and Revtkatt for your helpful suggestions. My professor had me do some more research and I found that alpha detecting film has been used ...
39055 m1i8k3e6 Offline Send Email May 19, 2012
1:41 pm
Dang., I don't know what you are trying to do, but if it is to just get an image of your sample, I wouldn't spend that much just to work with alphas. There...
39056 Tracy Albert
thealbert1 Offline Send Email
May 19, 2012
9:02 pm
http://citizenscientistsleague.com/2012/05/11/alpha-particle-spark-counter-part-1/ Looks like a fun project. Tracy -----Original Message----- From: Dangerous...
39057 Tracy Albert
thealbert1 Offline Send Email
May 20, 2012
4:06 pm
Brand new CR-39 plastic covers for welding hoods also work but they need to be etched in warm strong NaOH to enhance the tracks. Tracy -----Original...
39058 Charles L
shadowrun5.rm Offline Send Email
May 21, 2012
5:11 am
I have the manual...and a schematic and voltage testing diagram. Toss me your email and I'll send them over to you! I'm trying to fix several 3700 and 3009's...
39059 frenchcanadianflyfish...
frenchcanadi... Offline Send Email
May 21, 2012
4:52 pm
Hmmm, I thought CR39 was useful to detect neutrons (via the track etching method), it does Alpha as well?...
39060 nu6o_ham Offline Send Email May 21, 2012
8:34 pm
... I did this experiment when I was a kid. It was the classic paperclip and Radium dial watch radiograph. I used Tri-x (ASA 400) wrapped up in black paper. It...
39061 .
revtkatt Offline Send Email
May 22, 2012
1:41 am
\begin{too_much_wine} Some of the early scientists used silver film directly exposed by alphas (bent by magnets) to make an alpha spec. Wouldn't fly such to...
39062 RODERICK arpin
rja3002... Offline Send Email
May 22, 2012
5:58 pm
Members:  time to rotate the cave - a ton ov vcr tapes, most "new" on rad from training, to bombtest sets, to related movies - $1.75 each shipped media mail...
39063 johnlybrook Offline Send Email 1:57 am
... TO improve the conversion of emitted photns to light, try to find an old x-ray film cassette, they are rapidly going to disuse and being discarded in favor...
39064 sheldon_mp_cooper
sheldon_mp_c... Offline Send Email
5:10 pm
Wanted to buy - gutted Electro Neutronics or Lionel CD V-700 6a or 6b case in any paint condition (but with no dents or major battery corrosion) with...
Messages 39035 - 39064 of 39064   Oldest  |  < Older  |  Newer >  |  Newest
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