I'd like to see the schematic / design of a clock that 'eats' tubes. Always lessons to be learned.
carl -------------------------------------------------------- Henry Carl Ott N2RVQ hcarl...@gmail.com On Tue, Mar 6, 2012 at 2:36 AM, Terry Kennedy <terry+googleb...@tmk.com> wrote: > I have qty 13 of non-working (no illumination on any digits at all, > seals appear intact) IN-18 Nixies. These are pulls from a no-longer- > sold clock kit which "ate" tubes. I had purchased and assembled the > kits years ago and sold them on, then wound up replacing the tubes > under my warranty. Eventually I sent the 2 customers new replacement > clocks from a different designer. > > From what I heard from my customers, the tubes slowly faded out after > several months of operation. Sometimes various digits would light and > others wouldn't, and in other cases the tubes flickered over a period > of weeks and then stopped lighting entirely. > > When I tested them tonight, all 13 of them were bad. In happier news, > 94 other IN-18's I tested were good. > > The date codes of the tubes are: > > Qty 9 - 8702 > Qty 2 - VIII 77 > Qty 1 - 11 82 > Qty 1 - 88 02 > > Any interest? Or better yet, any ideas on rejuvenating them? > > I don't want to list 'em on eBay, because no matter how many times I > state that they are non-working, people will bid insanely and then > complain that they don't work. > > -- > You received this message because you are subscribed to the Google Groups > "neonixie-l" group. > To post to this group, send an email to neonixie-l@googlegroups.com. > To unsubscribe from this group, send email to > neonixie-l+unsubscr...@googlegroups.com. > For more options, visit this group at > http://groups.google.com/group/neonixie-l?hl=en-GB. > -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To post to this group, send an email to neonixie-l@googlegroups.com. To unsubscribe from this group, send email to neonixie-l+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/neonixie-l?hl=en-GB.
