Re: Nixie tube lifetime



Lifetime would depend on the brightness that you have them operate at,
regulated by the current available when the elements are lit, not just when
igniting them. If my memory serves: the nixie tubes are neon discharge lamps
with the elements selected to fire specific elements that make up the
characters. FYI: I have a frequency counter tha I built in the mid '60s and
it is still functional using the 7 segment nixie display tubes. Personally
for your application there should not be any concern regarding them burning
out but just in case you can always get a few extra tubes as a backup.
"Boris Gjenero"
<dreamlayers_at_yahoo_dot_ca@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx> wrote in
message news:jqp5n155pjv2o5qtkg29v2tphok74hml24@xxxxxxxxxx
> I'm thinking of building a nixie clock. I'm a bit concerned about the
> lifetime of the nixie tubes. A lot of old Soviet tubes are for sale
> on eBay. I've seen several datasheets it seems like the guaranteed
> lifetime is generally 5000 hours. That's less than a year and it
> seems too short. I don't want a clock that is a curiosity, to be
> turned on once in a while to show off to people. I want to use it all
> the time.
>
> So what tubes should I use and where can I get them?
>
> --
> Boris


.



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