Michail, Thank you for your feedback! I was talking with a friend of mine and we seem to come to the same conclusion about reliability. The specs seem to under rate the drive on these tubes, may be one reason they last so long.
Here is the last clock design: http://neonixie.com/Z57XM6DV2/ A few groups members here have one. Regards, -Moses On Wednesday, November 16, 2022 at 8:46:48 PM UTC-8 M1 wrote: > I have been making numitron projects. Namely Bitcoin tickers that run a > live stream of the price (tubes constantly changing digits since the prices > changes 24 hours a day by the second). So, well over 2000 tubes out there > and I offer free repair/warranty meaning people are apt to contact me if > there was a problem. They run 24 hours a day. > > > > I would say that I have replaced about 15 power supplies (USB). And, > over that time, I have had to replace 4 tubes (3 customers) as a segment or > two have stopped working. That said, I have probably replaced a total of > about 20 tubes, but those other ~16 were damaged (destroyed) in shipping. > > > > Lastly, I run no cross-fading or ramp up/down technique. All tubes are > direct drive of either on or off switching. > > > > Hope that helps. > > > > Have a link and/or pics to your clock kit? > > > > Michail > > > > *From:* neoni...@googlegroups.com <neoni...@googlegroups.com> *On Behalf > Of *Moses > *Sent:* Wednesday, November 16, 2022 2:27 PM > *To:* neonixie-l <neoni...@googlegroups.com> > *Subject:* [neonixie-l] Any interest in IV-9 numitron clock kit? > > > > Hi Everybody, > > > > I seem to have enough IV-9 tubes to where I can produce a batch of 100 or > so 6 digit numitron clocks. Thinking ESP32 powered like my last one (Thank > you to all those who gave suggestions, the kit came out great!). I'm > thinking maybe try for a full through-hole solder kit with some shift > registers. > > > > I know nixies are more popular.. but anyone interested in a numitron clock > kit? > > > > Oh, one question I do have, anyone have long term experience (ie, years?) > running this particular tube? How do they fare? > > > > Thank you! > > > > Regards, > > -Moses > > -- > 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+...@googlegroups.com. > To view this discussion on the web, visit > https://groups.google.com/d/msgid/neonixie-l/f461a854-20da-49f2-bf35-b8d5f50922cen%40googlegroups.com > > <https://groups.google.com/d/msgid/neonixie-l/f461a854-20da-49f2-bf35-b8d5f50922cen%40googlegroups.com?utm_medium=email&utm_source=footer> > . > -- 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 view this discussion on the web, visit https://groups.google.com/d/msgid/neonixie-l/c0fd250a-7840-401c-9343-c2aa9e557cabn%40googlegroups.com.
