This is a Very good way to determine the condition of a tube.
Just be sure one knows the expected results. If they don't match within 10%
or so, I'd have 2nd thoughts as to using them as a pair.
73
Bob K4TAX
Sent from my iPhone
> On Aug 10, 2014, at 6:40 PM, Jim Brown <k9yc@audiosystemsgroup.com> wrote:
>
>> On 8/10/2014 3:27 PM, Robert wrote:
>> Please don't use used or pulls for a 2 tube amp.
>
> I'm using both used tubes and pulls pretty successfully. It's easy to run a
> Titan on a single tube at a fixed drive level that gives you 700W for the
> first tube you test, note the grid current, and compare to other tubes. Takes
> some time, but worth the difference in cost to new tubes.
>
> 73, Jim K9YC
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