Hello everyone does anyone have the following Ludlum Manuals Model 43-2-1, and Model 177-45 and any info or manuals on Eberline Rad-Tad Model RT-1A thanks,...
Check out http://cnts.wpi.edu/RSH/ for some scientific info concerning the health effects of various levels of radiation. Notice the world famous names on the...
This interesting and informative site might just have what you want for Ludlum manuals, etc. http://www.drct.com/dss/INSTRUMENTATION/Ludlum/ludlum.htm Enjoy; ...
I'm interesting in recycling the NaI and recovering the TlI for my element collection. $2-5 lb for the crystal content depending on how "wet" it is....
This probe arrived in good shape, it has a TEE handle and the probe part is 36" long, ending in a pointed copper "bullet". The GM probe is inside the 36"...
Does anyone have software to interface the Davidson 2056-C MCA to a PC? The MCA has a serial line for I/O and it appears to be able to interpret code in some...
I was hoping the crystals would be BGO, but they are not. Careful measurements indicate a density of 4.8 g/cc, and this is consistent only with BaF2 ( Barium...
XRF Factoids K and L shell are usually used below #57 K-alpha is 6 or 7 times more probable than K-beta. Isotopic sources commonly used for XRF: Fe55...
Hi GEO, nice summary of good stuff on XRF. Using a large area, good quality silicon PIN photodiode that had been dark aged with bias applied, I was able to...
My next step is to try to revive a Mercuric Iodide probe! Geo ... From: "Craig" <siliconhillbilly@...> To: <GeigerCounterEnthusiasts@yahoogroups.com> ...
Hi All - I've been thinking about getting a scintillation probe. I've got a nice Ludlum 14C with the 44-7 & 44-9. I've got an Inspector GM. I've got the...
Ludlum has the C-MHV cables for sale. I think the part number is 8303-083. You could buy it from us at SE International, Inc too if you want, but you'll save a...
Positron factoids: Na-22 is the best positron source for the home lab. Sodium is particularly dangerous since it can be easily absorbed by the body. Do not eat...
Hi Mark, I'd stick with the Ludlum 14C and get a NaI(Tl) scintillation probe for it. The 44-2 is a very good choice and it will run on the 14C at the same...
Hi again, guys. I think Richard Westfall - eBay 121756 had a strike (heart attack) last week, as he told me he suspected he had it, that same day, in a eBay...
Hi, As I'm sure many of you know, Ra226 used to be considered NARM and was not regulated by the NRC, most states had their own regulations for it. Now they are...
I read this yesterday. Each time they make a rule or law it does three things; 1. Justifies the unfounded fears of the public, 2. Causes undo scrutiny of...
I read the document and it is very clear: the radium 'waiver' is being revoked and you will need a license of some kind to own more than 50 radium watch hands...
We knew this was coming! I agree, buy them now. I've been closing out my stock at the rate of $65.00 per 100 hands, and have sold several batches of 1000...
Geo, If I read correctly, it is not just the sale/transfer they are limiting but also possession? This would mean that any buyer of yours would be in...
Yes unless he disperses them ? Geo ... From: Aaron Muderick To: GeigerCounterEnthusiasts@yahoogroups.com Sent: Tuesday, April 11, 2006 11:05 AM Subject: Re:...
Geo, Given your direct experience in working with the NRC, I'd like to know your thoughts on the opportunities available to us as amateur scientists and...
actually WORSE than zip. You would be admitting to using radium in a non approved manner, and that is illegal, called MISUSE. Same deal with mantles.]] Geo ...
Hi, As I'm sure many of you know, Ra226 used to be considered NARM and was not regulated by the NRC, most states had their own regulations for it. Now the US...
Hi : I've been taking readings with my LENi Omega Pro, GEO-210 probe and David Honig's excellent free-ware program CDV Counter on the "poker-chip" check...
