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CDV700CLUB · The CDV 700 Club is a forum for like minded individuals that enjoy collecting, fixing up, and using geiger counters and other r
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Messages 26264 - 26293 of 27829   Oldest  |  < Older  |  Newer >  |  Newest
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26264
Hi all, does anyone have experience with this circuit ? Simple Geiger Detector uses neon Glow Lamp ...
Hannes Mayer
al_birdie_2000
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Mar 1, 2008
9:38 am
26265
... Don't forget to also get a nasally muffled recorded narration to go along with it. Nothing like mwaw mwaw mwaw mwaw BEEP! to go along with a filmstrip :-D...
Robert G. Schaffrath
rschaffrath
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Mar 1, 2008
12:34 pm
26266
Don't forget to also get a nasally muffled recorded narration to go along with it. Nothing like mwaw mwaw mwaw mwaw BEEP! to go along with a filmstrip :-D Ah...
Tom Herman
n1bec
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Mar 1, 2008
3:00 pm
26267
In a message dated 3/1/2008 3:39:01 AM Central Standard Time, cdv700@... writes: does anyone have experience with this circuit ? Simple Geiger Detector...
troglodite@...
injuneer314159
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Mar 1, 2008
3:01 pm
26268
There is an "Offra Radium Emanator" for sale under the Quack Medicine category on eBay: http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=160209641411 ...
bksnake_goodnet
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Mar 1, 2008
3:20 pm
26269
... Hi all, Charles Wenzel did some extensive experiments and concluded it just doesn't work. See his experiments here: ...
Craig
siliconhillb...
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Mar 1, 2008
5:28 pm
26270
... See: http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&rd=1&item=350028404066 I have tried to find if United States Radium Corporation, medical products...
Steve Schoner
steve_schoner
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Mar 1, 2008
6:23 pm
26271
Here is an item that I am offering on ebay. Ends in less than three hours. http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&rd=1&item=190201387861 I searched...
Steve Schoner
steve_schoner
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Mar 1, 2008
6:38 pm
26272
Please excuse using the list to reach Ron, BUT your personal email is bouncing! Please contact J. Marshall Reber 165 Berkeley St. Methuen MA 01844 Tel/Fax:...
J. Marshall Reber
groschen1936
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Mar 1, 2008
7:26 pm
26273
That looks *nothing* like ANY filmstrip project that I've ever seen or repaired, or heard of. I'd suggest taking some very careful readings of that thing upon...
Ron Schwarz
whuddajoke
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Mar 1, 2008
7:42 pm
26274
My same observation. It does not look like any filmstrip projector that I have seen, anywhere... I did read that U.S. Radium Corporation medical divison was...
Steve Schoner
steve_schoner
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Mar 1, 2008
10:20 pm
26275
If anything, it looks more like a camera than a projector (i.e., microfilm camera), but that's as big a WAG as anything. Basically, it ("IMO") appears to be a...
Ron Schwarz
whuddajoke
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Mar 1, 2008
10:40 pm
26276
Hi all, Hannes Mayer (that's me) wrote: [...] ... troglodite@... wrote: [...] ... Sorry, I searched the archive, but didn't come across those posts :-( ...
Hannes Mayer
al_birdie_2000
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Mar 1, 2008
11:54 pm
26277
... Tried the tape idea, still no joy. Must be missing something. Geo ... uses ... 1.5VDC. ... material. ... service ... Voltage. ... discharge. ... a ... just...
Geo
K0FF
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Mar 2, 2008
12:25 am
26278
... LMAO. I think you could put a culturally appropriate slide in there and project it onto your garage door as seasonally appropriate. Some folks do that...
DH
revtkatt
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Mar 2, 2008
4:55 pm
26279
... Dare you to take it to the superbowl :-) [It has Co60, which you don't find walking around or in antique or rock shops]...
DH
revtkatt
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Mar 2, 2008
5:03 pm
26280
... That's why being a science artifact collector is not for the weak :-) There's also the chance that plugging it in makes it bad for tissue, eg a short UV...
DH
revtkatt
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Mar 2, 2008
5:06 pm
26281
... Good idea --I think that's better than just twice the sensitivity but I'm not sure. [This is distinct from the stacking sensors plus AND gate trick used...
DH
revtkatt
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Mar 2, 2008
5:38 pm
26282
... From: Geo>K0FF To: GeigerCounterEnthusiasts@yahoogroups.com Sent: Saturday, March 01, 2008 10:14 PM Subject: Re: [GeigerCounterEnthusiasts] X-Ray Imager...
Geo>K0FF
K0FF
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Mar 2, 2008
6:09 pm
26283
... not to ... Could be UV, But it also could be an x-ray unit as well. From what I read USRC was experimenting with various types of fluorescopic films....
Steve Schoner
steve_schoner
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Mar 2, 2008
8:40 pm
26284
... Yep, You won't find anything like this in an antique store or rock shop. http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&rd=1&item=190201387861 And I won't...
Steve Schoner
steve_schoner
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Mar 2, 2008
8:51 pm
26285
... I'm going to guess that it's an x-ray or gamma camera. The two spools would hold large format rolls of film. Whether or not the film is light tight or...
Craig
siliconhillb...
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Mar 2, 2008
11:08 pm
26286
... But isn't "randomness" a separate issue from whether or not he recorded real decay data and not some electrical disturbance? The first question is "is it...
Paul Goelz
paulgoelz
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Mar 2, 2008
11:27 pm
26287
... spools ... for ... Well, Whatever it is, it weights 21 lbs... It is going to cost me $32 to send it ground. Both DHL or UPS are the same price. 21 lbs......
Steve Schoner
steve_schoner
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Mar 2, 2008
11:29 pm
26288
Maybe this is a stupid question, maybe not. Why in Heaven's name would you buy something without knowing what it was?...
Ralph DAndrea
k0rfd
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Mar 3, 2008
12:55 am
26289
I'm just guessing, but I have to say as a collector of strange items myself the name says it all anything made by the United States Radium Corporation would...
warrencrook
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Mar 3, 2008
1:25 am
26290
Statistics, Trying to figure out what I am trying to figure out? Stats is not my strong point. So I have been using excell to try and get a better handle on...
Tracy Albert
thealbert1
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Mar 3, 2008
6:11 am
26291
Absolutely right... The name United States Radium Corporation is the reason... Even though for the life of me I don't know what it is. I have spent hours ever...
Steve Schoner
steve_schoner
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Mar 3, 2008
6:58 am
26292
Hi Steve, It certainly looks like a filmstrip projector of some type. However it's not high power (no ventillation on lamp housing) and looks like fixed focus...
Robert Atkinson
robert8rpi
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Mar 3, 2008
5:17 pm
26293
... Then why the two film (photographic or other) handling rollers? I like the experimental gamma camera idea best. The "amplifying" phosphorescent conversion...
Craig
siliconhillb...
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Mar 3, 2008
6:09 pm
Messages 26264 - 26293 of 27829   Oldest  |  < Older  |  Newer >  |  Newest
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