[sdiy] 2 multimeters showing different voltages

[John Luciani]

On 8/7/07, Scott <Scott at scottwick.com> wrote:

> Does anyone know how I can figure out which to trust?

Get a third meter ;-)

Do you have a zener diode or a voltage reference IC? Since both of these
are simple to wire it should be a quick way to verify which one is closer.

Otherwise you could find a calibration or service lab that has a voltage
reference.

(* jcl *)

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