[Milsurplus] Tube Life

[Bob Camp]

Hi

In high power transmit tubes there are issues. With small tubes you  
will probably take out the filaments from power cycling them before  
anything else goes wrong.

Bob

On Feb 17, 2007, at 6:44 AM, Brad Latta wrote:

>  When a radio receiver with a dynamotor is turned on,
> the filaments have to heat up while the H.T. is
> applied, by how much does this affect tube life? I've
> heard it is better to let the filaments heat up before
> applying H.T.
>                       Brad
>
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