This is a 5 in PMT tube used for Lucas cell radon counting . The Lucas cell sits on the face of the PMT and the cover assembly, pictured on the left side of...
Thanks Dudley, I had not seen these offered before, and I am not yet well informed on the more unusual types of gadgetry involved in radiation counting, hence...
Knoll is the bible when it comes to the basis for rad instrumentation good choice. I'd also recommend the Handbook of Radioactivity Analysis which you get...
hello Geo ,will test some soon,,but thought I"d pass this along . a fellow had some type of radioactive injection put into his sick cat ,his doc said flush it...
... I'll have to refresh myself on some of the higher maths that I've not needed for a while, and then I'll need to learn some calculus, which I've not needed...
Thanks for the references, I've now bookmarked them all. And I've also marked the Handbook in My Ebay. My 3" NaI well detector is clear as water, really nice....
My manuals and catalogs arrived today, which is much faster than I was expecting, and I've already sent them a nice "thank you" email. It turns out that the...
Ciao Geo, I have tested it latest Christmas... with 44-9 Pancake and show NO strange activities. I know that this nuts have high contenent of Radium... Dax ......
These basic ideas are commonplace but I have never seen a setup like this anywhere in the literature. Photos in FILES under "Magnetic Isotronic Spectrograph". ...
Can someone please tell me the purpose of the Quartex mod by kwcclark in the Files section of the "Page1" archive? Thanks! Tom Mitchell Port Angeles,...
The VECTOR, a real-time channel analyzer by GEOelectronics. For the detection and location of radiological threats. Detectors: Four independent gamma...
... fellow ... doc said ... dispose of ... for ... wont do ... take to ... 1. My trash is anonymized by being mixed with others by the big green machine with...
... kwcclark in the ... All the known mods are to change the sound of the Q. Ranging from pulling the speaker out to deriving a click (vs beep) signal from the...
Neat ideas. Personally, I think the whole sensor array should be rotating, with a computer using the sweeps to make a detailed image readout. Rotating at high...
Anyone have a supply of just fiberglass board material, no copper or know of a supplier? Need about 5 sq. feet to finish some projects. I've decided to...
hello,at 500 pm fox news today said the Govt just arrested a group in a motel for making dirty bombs out of smoke detectors and were going to use them ,, it...
... http://story.news.yahoo.com/news?tmpl=story&cid=578&ncid=578&e=9&u=/nm/20041003/ts_nm/security_britain_report_dc -- ... Chris Smolinski Black Cat Systems ...
I don't know about you, but I'm going out and buy a dozen detectors tomorrow. Pay cash, and buy them at stores I've never been to before. I can feel a smoke...
In the 5" NaI thread, Dudley I think it was, mentioned cracked NaI crystals being a common way they find their way into the used parts markets. I think this is...
The seller says that the crystal is sealed behind a glass window. Could it be the glass that is cracked? Also he says that he has several of the assemblies. It...
I just sent an email to the seller asking about the "crack", and asking about the rest of the units he has. If/when I receive a reply, I'll pass it on here. I...
... Could it be the glass that is cracked? If it is the glass, then I wouldn't think the NAI will last long. I imagine even a crack in the glass would allow in...
Two mounted face to face would be a decent Cosmic Ray detector....<?> A bit on the thin side, buit good total surface area anyway. Geo ... reply, ... the ... ...
... Thinner is better for alphas, but more fragile (And when talking about mica alpha windows, we are talking SERIOUSLY fragile!). For DIY, mylar would be much...
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