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On Sun, 2012-01-15 at 20:51 +0000, Simon Waters wrote: > Completely off-topic..... > > Always wanted to own a Geiger counter (I also want a table like the old > cloud chamber the Science Museum in London had on display, now in their > archive - I asked what happened to it), and an old /. article got me > wondering what progress had been made on consumer devices. > > Seems that for about 90GBP you can have a key fob detector for X-Ray, > Beta and Gamma rays, which will give you audio alert if normal > background thresholds are exceeded, and some indication of potential > exposure, and are sensitive enough to give directional information so > you can make a swift exit in the appropriate direction if the source > isn't obvious. > > Anyone ever try something like this? Anyone detected any unexpected > sources of radiation. My guess, that whilst interesting, and possibly > educational, it'll be unlikely to reduce exposure significantly.... > > Still thought I'd ask. > > Simon > > I remember hanging a Geiger counter out of the window at Aston Uni for a few weeks in 1986 and seeing the spike when the Chernobyl cloud passed by. Good way of creating anxiety!!! Phil -- The Mailing List for the Devon & Cornwall LUG http://mailman.dclug.org.uk/listinfo/list FAQ: http://www.dcglug.org.uk/listfaq