[Amps] Dimished Tube Life

[Roger]

saul_abrams at dps.state.ny.us wrote:
> I may be mistaken, but I recall reading on the Alpha Radio site an answer 
> to the question of when to turn off the amp.  I think Alpha said that if 
> you are not going to use the amp for an hour or more, turn it off.  Of 
> course, the "well engineered" Alpha may not have the inrush  problems of 
> other amps.  Check out their site.  73  Saul  K2XA 
>   
IIRC the Alphas all use Oxide coated, Indirectly heated cathodes which 
are not nearly as susceptible to the inrush current problem.  OTOH that 
type takes a typical 3 minutes (give or take) to warm up.

73

Roger (K8RI)
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