[sdiy] A simple 12AX7 vacuum tube tester schematic..

[Roy J. Tellason]

On Tuesday 15 January 2008 19:23, Paul Perry wrote:
> A very much simpler solution, is to increase the sensitivity of the current
> meter, by switching the shunt across the meter.
>
> (note the shunt may be INSIDE the meter).

On my tube checker the control on the panel of it that does that adjustment 
does happen to be labeled "SHUNT",  now that you mention it...    :-)


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Member of the toughest, meanest, deadliest, most unrelenting -- and
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