what will that do to a cdv 715 with a 1 second burst? ... From: "Robert Atkinson" <robert8rpi@...> To: <GeigerCounterEnthusiasts@yahoogroups.com> Sent:...
here is a home made fluoroscope using a similar head: http://home.earthlink.net/~bbowling/xray.html ... From: "Robert Atkinson" <robert8rpi@...> To:...
Has anyone tried using the (new) Russian surplus X-ray tubes being sold on eBay? They look interesting, but I can't get any specs on them. If they could be...
Hi Geo, Yes it will work on 60Hz, needs about 230V, I'd suggest a autotransformer, I don't know how the primary would handle the split phase 220V you have over...
... I don't want to bother them. It is not that important. There is a manual in the files of GC-1, but I had little success printing it. Thanks, Jim...
... Thanks, Joey. Don't spend a lot of time, I just wanted one because I have the counter, but it works now and there is a copy of the manual in the files of...
... I recall many years ago I worked for a television station on the transmitter. The high voltage rectifiers were mercury vapor and about 2 1/2 FEET tall. I...
That manual is uploaded in a hi resolution picture file, one page at a time. Download each page and when completely downloaded, right mouse click on the ...
Hi Geo, No Idea what it will sell for I started it at 99p. Epay been a bit weird lately. I sold an old HP 41 CV calculator for £120 and a brand new 4...
I have noticed that a few posts both here and on other Yahoo groups have the words Fraud and / or Disarmed at the top of the message? What is this all about?...
Robert is a good guy and anyone who gets this 2221 will be all set for anything to come. Geo ... From: Robert S. Perry To: GEOelectronics Sent: Saturday, May...
Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the GeigerCounterEnthusiasts group. File...
GeigerCounterEnthusia...
May 3, 2009 12:23 am
15236
I was recently give a probe that I can not identify. It has no label or markings. It looks very much like an Eberline HP-190, with a couple of differences....
picture? Sounds like standard setup with a special mod for some application. I have a whole shipment of 44-9s with internal plastic discs like that. I take...
... I uploaded seven pictures into a file called Unknown Probe. It is not easy to see, but in picture seven, the plastic is held inside the red cap with a...
... I can not get the probe open. I have turned it and pulled it. It is clearly two parts. One looks like aluminum and the other looks like stainless steel....
... I went through the information on the LND web page and I think it may be an LND 7237. It is exactly the size of the 7237. The 7237, however, has an MHV...
they don't open, it is a one-shot. ... From: "Jim" <jameskhill@...> To: <GeigerCounterEnthusiasts@yahoogroups.com> Sent: Sunday, May 03, 2009 6:35 PM...
... Thanks, George. Do you think that plastic sheet belongs in there and if it was your probe, would you take it out? I appreciate your advice. Thanks, Jim...
Hi: I recently purchased three Navy-surplus 5980 tubes at a very reasonable price from an eBay vendor. My intention is to build a probe or add a "subprobe" of...
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