I suggest you measure the current to make sure it's in the correct range. It's easiest to do that by measuring the voltage across the anode resistor, and use ohms law to calculate the current.
On Friday, September 25, 2020 at 11:19:58 AM UTC-7 Paul Andrews wrote: > It looks like it, OTH if other digits are suddenly showing the same, it > could be a loss of pressure. Is that a Dalibor tube? If so I would contact > him directly. If not, you could try to rejuvenate it using the same anode > resistor and, say, 200V. Apply that to the affected digits until they clear > up, which could take anything from a few minutes to hours. > > > On Friday, September 25, 2020 at 2:08:56 PM UTC-4, newxito wrote: >> >> Is that cathode poisoning? I have checked the voltage and the anode >> resistor and the values seem to be as recommended: 170V and 8.2k >> Is it possible to fix that? It's starting with the 6 as well. All other >> tubes are working great. >> > -- 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/435fe9f0-790b-486b-a2bb-e15e43daef65n%40googlegroups.com.
