Gene (and anyone else tracking this), It's been another six months and the INS-1 in question is still soldiering on flicker-free and fully bright. If it ever goes bad again, I'll make a point of picking this thread back up.
-Bill On Monday, March 28, 2016 at 7:37:11 AM UTC-7, Gene Segal wrote: > > Bill, excellent observation! I almost didn't recognize my own post from > 2011, thanks for digging that up!)) > > I'm curious if that INS-1 you reported about, which went stable, will stay > stable long-term. Please do report. > > Best regards, Gene > > On Mar 28, 2016, at 1:14 AM, TheJBW <[email protected] <javascript:>> > wrote: > > This is an ancient topic, I know, but I wanted to chime in. Back in late > December, I built a clock which uses an INS-1 as an AM/PM indicator (so on > 12hr / day). With the correct polarity, the lamp was 100% fine for the > first two weeks or so, and then began to exhibit the flickering phenomenon > described here. It was a mild annoyance, but I didn't have time to address > it, as it was soldered in place and enclosed behind acrylic. Having > forgotten about it entirely for a few months, I was looking at it last > week, and noticed that it doesn't flicker anymore. I've been keeping an eye > on it since, and have seen no hint whatsoever of flicker. So it seems, at > least for a tiny sample size, that this self oscillation / flicker may > simply go away after a 'burn-in' period. > > -Bill > > On Saturday, February 12, 2011 at 5:27:01 PM UTC-8, Gene Segal wrote: >> >> I have observed the following behavior of ИНС-1: >> >> With proper polarity connection, and rated current/voltage applied per >> spec sheet, SOME of the lamps exhibit unstable behavior, where they start >> pulsating sporadically. Others do not show this behavior. I would not >> call it a flicker (if flicker is defined as sporadic on/off condition), but >> a periodic pulsation, a kind of internal thermodynamic feedback loop, once >> set into pulsate mode, will tend to stay in that mode. In that sense, it >> is stable, but in the sense that it happens sporadically (probably a >> function of ambient temperature or light), it is unstable. >> >> Gene >> >> -- > 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 [email protected] <javascript:>. > To post to this group, send email to [email protected] > <javascript:>. > To view this discussion on the web, visit > https://groups.google.com/d/msgid/neonixie-l/1083afa8-af9b-4a44-a4b2-22080f56b52e%40googlegroups.com > > <https://groups.google.com/d/msgid/neonixie-l/1083afa8-af9b-4a44-a4b2-22080f56b52e%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 [email protected]. To post to this group, send an email to [email protected]. To view this discussion on the web, visit https://groups.google.com/d/msgid/neonixie-l/e756320c-3f0e-471d-89db-93676527b2a8%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
