Thanks, Richard. Never too old to learn. Will acquire a new meter.
-------------- Original message --------------
From: Richard Ociepka <ociepka@xxxxxxxxxxxxxx>
> Don Holbrook wrote:
> > Many thanks to you and Wayne H., Chuck, Dan, & Wayne C. for responding. I
> think you are correct about the analog meter I used (small Speery)(had to
> give
> the digital back on retirement). Today I dug out an old Simpson 260 and
> rechecked a pair of T32s. Measured 10+V on the foot pins and 9+V from center
> to
> side contact. This was using the 100V scale. Weird thing was using other
> scales: 25V scale = 6V, 10V scale = 3V, & 2.5V scale = pegged. Guess I'll
> have
> to get digitally modern.
>
> The Simpson 260 voltmeter has a 20,000 ohms per volt scale.
> Multiply the full scale voltage by 20,000 ohms.
> Note that the lower scale like 10v will have a small resistance which
> means it puts more of a load on the circuit under test.
> A digital voltmeter may only present 10 Megohm of load which is
> virtually no load.
>
> Dick
>
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