My source for this was a magazine article that referenced a test made by Burroughs that ran over several years. They held a ‘competition’ to see if anyone could guess how the tube finally failed. This was how the tube failed.
Of course, I can’t find that article now! > On Jul 31, 2020, at 5:42 AM, Dalibor <[email protected]> wrote: > > This is interesting.. Regarding the cathode disintegration - has anyone here > actually experienced a cathode disintegration in a tube containing mercury? > > >> On Thursday, 30 July 2020 at 15:44:45 UTC+2 Paul Andrews wrote: >> I think it is more of an issue that the same cathode is lit for longer. I.e >> each cathode in the seconds position is lit for only 1/10 of the on time. >> The 0 or 1 digit in the hours position can be lit for up to 1/2 of the on >> time, so it will last only 1/5 as long. One failure mode for the tubes is >> that the cathode disintegrates. > > -- > You received this message because you are subscribed to a topic in the Google > Groups "neonixie-l" group. > To unsubscribe from this topic, visit > https://groups.google.com/d/topic/neonixie-l/qM0y45TE5-4/unsubscribe. > To unsubscribe from this group and all its topics, send an email to > [email protected]. > To view this discussion on the web, visit > https://groups.google.com/d/msgid/neonixie-l/d106af69-1e5e-476c-8392-d2a92e456caan%40googlegroups.com. -- 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 view this discussion on the web, visit https://groups.google.com/d/msgid/neonixie-l/057A65BF-DD97-4351-A77F-4C19ADE3A07B%40gmail.com.
