[Amps] Gas Regulator Tubes

[Vic Rosenthal]

Harold B. Mandel wrote:

> In researching a "retro" amplifier design for a collector
> who would like to commission a tube amplifier project,
> the possibility of using 0D3 type cold-cathode gas 
> regulators came up in conversation.
> 
> On further research I found a very cheap supply,
> but the admonition of "they only last about a year,"
> accompanied the information of availability.
> 
> Why would these tubes only last a year if they
> were properly current-limited?

In my opinion, they should definitely last longer, if, as you say, they are not 
abused.  When I worked as a BC engineer we had lots of them that lasted for 
years of continuous service without problems.

-- 
73,
Vic, K2VCO
Fresno CA
http://www.qsl.net/k2vco