On Sat, 26 Oct 2019 at 21:39, Philipp Cochems via volt-nuts < [email protected]> wrote:
> Hi Frank, > > The 8508/88 are specified with 2.75 ppm/year not 4 btw. Our 8508A drifted > by 0.8ppm in the first year and I assume this rate will go down with age. I don’t know these meters, but from a cursory glance at https://eu.flukecal.com/products/electrical-calibration/bench-multimeters/8588a-reference-multimeter of 2.7 uV/V at 95 % confidence interval, or 3.5 uV /V at 99 % > > Best regards > Philipp Could these differences between what you and Frank say be due to the confidence? Dave > -- Dr. David Kirkby, Kirkby Microwave Ltd, [email protected] https://www.kirkbymicrowave.co.uk/ Telephone 01621-680100./ +44 1621 680100 Registered in England & Wales, company number 08914892. Registered office: Stokes Hall Lodge, Burnham Rd, Althorne, Chelmsford, Essex, CM3 6DT, United Kingdom _______________________________________________ volt-nuts mailing list -- [email protected] To unsubscribe, go to http://lists.febo.com/mailman/listinfo/volt-nuts_lists.febo.com and follow the instructions there.
