[volt-nuts] VS 330 arrived

Joseph Gray jgray at zianet.com
Fri Aug 2 21:40:37 EDT 2013


The new toy that I don't really need arrived :-) According to my
uncalibrated HP 3478A, the VS 330 seems to be working fine. The voltages
are very close to expected values and the increments via the switches are
consistent.

Not knowing the accuracy of either the DMM or the VS 330, I still thought
it would be interesting to see what reading I got on the DMM with the VS
330 set to 5.00000 VDC.

If you remember, with the MAX6350CPA, the DMM measured 5.0026 VDC @ 26 C.
Using the VS 330, the DMM reads 5.0020 VDC @ 26 C.

I still need to get both the DMM and the VS 330 calibrated, but it is
interesting that the only two voltage standards that I have seem to be in
close agreement.

Joe Gray
W5JG


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