Thanks for the additional color on these. I was debating on picking one up as a novelty, but may hold off now based on your comments.
On Sun, Mar 11, 2018 at 3:44 PM, Dekatron42 <martin.forsb...@gmail.com> wrote: > I've bought a few of these and other similar types for just RMB 25 from > China, the digit height is only 33mm, I had the datasheet translated by a > friend, it says so at the end of the datasheet and I can confirm it from > the tubes I have. > > They are very fragile inside as the wires connecting the digits easily > break from shaking during shipping, and while handling, and the wires also > easily short against each other or the internal structures either killing > some digits or letting two or more light at the same time - they are > prototype quality and would need a lot more design to become good enough > for serial production. It seems like the wires break due to being under > strain and that the welding has punched through much of the wire making it > snap easily. > > They are really quite poor quality for being "prototypes" even if they are > rare. So I would definitely wait for the price to come down - I have enough > for a clock and some spares but the poor quality has had me waiting to find > more at a reasonable price! > > There are others with letters/texts inside, I have an SZ-3 (which has some > broken wires) which shows the texts: Mn, Mo, P, S, Ni, C, Cr, Cu, Si & O > (mine only shows Mn, P, S, Ni, Cu, Si & O) . I also have a much rarer > (mega, ultra, super rare ;) ) prototype of the SZ-2, not marked, but with > the digits made up from wires instead of from etched metal and no Anode > shield and a rounder glass envelope, otherwise it is identical to the SZ-2, > see photo below. > > These Nixies fit the Russian RSH-32 socket. > > > <https://lh3.googleusercontent.com/--KP6PegBHsk/WqWF8c4Pg8I/AAAAAAAAB1M/eTfyTvOFAJ0n9OVVeGDEkEq7yZPVHmeaQCLcBGAs/s1600/SZ-3_compressed.jpg> > > > /Martin > > > -- > You received this message because you are subscribed to the Google Groups > "neonixie-l" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to neonixie-l+unsubscr...@googlegroups.com. > To post to this group, send email to neonixie-l@googlegroups.com. > To view this discussion on the web, visit https://groups.google.com/d/ > msgid/neonixie-l/74a67e6e-ec3f-46e8-b2d7-527cc2f8c2bd%40googlegroups.com > <https://groups.google.com/d/msgid/neonixie-l/74a67e6e-ec3f-46e8-b2d7-527cc2f8c2bd%40googlegroups.com?utm_medium=email&utm_source=footer> > . > > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To unsubscribe from this group and stop receiving emails from it, send an email to neonixie-l+unsubscr...@googlegroups.com. To post to this group, send an email to neonixie-l@googlegroups.com. To view this discussion on the web, visit https://groups.google.com/d/msgid/neonixie-l/CAJrqPH9c%3D_DApPHDsRaB_VqZN5UiqDfOAe9sXJzE%2BmPs4N01aw%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
