Geo, Thanks for the reply. I purchased an X-met 880 portable XRF system from ebay this past week, this is the system I will be using. I am trying to build a...
202
Geo>K0FF
k0ff
Mar 8, 2008 4:26 pm
Fine on the X-Met, let's make it perfectly clear that you bought the indicator unit, not the head with probe and isotopes in it. No one should complain about...
203
Steve Poterala
turtlesteve85
Mar 8, 2008 4:43 pm
Yes, to be absolutely clear I purchased only the indicator and none of the head/probe units. The only documentation I have found so far on the unit is the...
204
Geo>K0FF
k0ff
Mar 8, 2008 4:48 pm
Yes the magnet will give you clean beta particles for PIXE. ... From: Steve Poterala To: GammaSpectrometry@yahoogroups.com Sent: Saturday, March 08, 2008 10:43...
205
lupjohn
Mar 17, 2008 6:19 pm
Hi all; I just aquired the above unit surplus. Wanted to know if anybody out there has any experience with this unit. Of course looking for manuals,...
Hi, I recently returned from Moab Utah with pounds of Uranium ore. I am selling in small quantities and pound quantities. If you are interested please contact...
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Geo>K0FF
k0ff
Apr 8, 2008 3:23 pm
http://rustam.uwp.edu/306/306book.pdf...
219
lupjohn
Apr 24, 2008 4:19 am
... for ... Geo and Group; I have just received the second BICRON square NaI scint probe from Geo and both work very well. Assembled a test jig out of BNC...
220
Geo>K0FF
k0ff
May 2, 2008 3:37 pm
I just listed one of my Ludlum spectrometers on eBay, item # 350055945958 Shameless plug. Geo...
221
sadak7599
May 5, 2008 2:22 am
hi, This is my first post here. I´m Cesar, from Madrid, Spain. Well, I planned to invest in a UCS30 spectrometer from Spectrum Techniques. I need your advice...
222
Geo>K0FF
k0ff
May 5, 2008 3:23 am
Hi Sadak. The UCS-30 is a good selection. Be sure to get the extra memory, and possibly the positive/negative power supply. There are many probes that will...
223
wally94087
May 5, 2008 11:30 pm
I've been doing some searching on the net for reference spectrums to use in conjunction with my pulse height analyzer and the sensitive Bicron probe I...
224
sadak7599
May 6, 2008 12:53 am
Hi George, Thank you for your information. It just the info I needed!. Is interesting the question on home made shields and sample chamber. I saw your...
225
Geo>K0FF
k0ff
May 6, 2008 1:02 am
Yes we cast the lead. It was done in stainless steel food containers, which were later peeled away. The central cavity was formed by a steel pipe which we...
226
sadak7599
May 7, 2008 8:36 pm
Geo, I finally decided to buy one. I wrote you to your email, but I do not know if you received my email... thanks again for your efforts! ... containers,...
227
Geo>K0FF
k0ff
May 7, 2008 8:38 pm
good. which options? ... From: sadak7599 To: GammaSpectrometry@yahoogroups.com Sent: Wednesday, May 07, 2008 3:36 PM Subject: [GammaSpectrometry] Re: about...
228
sadak7599
May 7, 2008 9:13 pm
I follow your advice: 4K, positive/negative power supply, Na(Tl)I detector and sources for calibration. ... not ... that. ... used. ... done ... Dowell ... ...
229
Geo>K0FF
k0ff
May 7, 2008 10:20 pm
very nice ... From: sadak7599 To: GammaSpectrometry@yahoogroups.com Sent: Wednesday, May 07, 2008 4:13 PM Subject: [GammaSpectrometry] Re: about UCS30 I follow...
230
Geo
k0ff
May 7, 2008 10:51 pm
Wally, you found THE reference, it took more than 1 lifetime to compile those files! Geo ... a ... 23 ... that ... safety ... present...
231
stimp33
May 7, 2008 11:37 pm
Wow, nice find. I am planning a MCA after my uber LENi / GPS project I am planning. It would be great to have the raw data of these spectra to put in a...
232
Gordon Gilmore
gammaspec
May 8, 2008 8:55 pm
Dear Geo, ... When I started using gamma spectrometry, the Heath spectrum calalogue - which is what that reference is, although on paper at the time - were a ...
233
Geo>K0FF
k0ff
May 8, 2008 10:03 pm
Actually if you look at the catalog, it has a tribute to him and mentions that it was finished in honor of his work, after his death. That was my reference....
234
W.J. Llope
wjllope
May 18, 2008 5:13 pm
Hello folks - first post here - thanks to the admin for letting me join this forum.... during a discussion on the GeigerCounterEnthusiasts forum, Geo asked me ...
235
W.J. Llope
wjllope
May 20, 2008 5:15 pm
hi folks, i took the spectra for 40-K, U ore, and 232-Th from the NaI catalog (includes progeny), normalized each these to unit area (the catalog generally...
236
Geo>K0FF
k0ff
May 20, 2008 6:06 pm
This picture of a gamma scan I took of Cs-137 shows the problem ...
237
Geo>K0FF
k0ff
May 22, 2008 12:42 am
Q: Take 3 imaginary isotopes. #1 has a peak at 100 keV only, # 2 has a peak at 662 keV only and #3 has a single peak at 3 MeV. Each sample has the same number...
240
prsteinm
May 22, 2008 9:28 pm
Hello George; I think you are misinterpreting the graph. The graph is intended for converting an observed exposure rate for a known photon energy to an actual...
241
Geo>K0FF
k0ff
May 22, 2008 10:19 pm
Correct. That's how I interpret it too. I should have included another GIVEN: all photons go into the photopeak, none are lost due to Compton scattering, The...
242
Geo>K0FF
k0ff
May 22, 2008 10:20 pm
Correct. That's how I interpret irt too. I should have included another GIVEN: all photons go into the photopeak, none are lost due to Compton scattering, The...
