I have used the KE2002 and the DMM7510. I prefer the DMM7510. I have used the DMM7510 to gather data for my qty 2 Fluke 731B volotage standards. The DMM7510 can show p-p variations of 0.25 ppm over days of continuous measurement. If I was spending my money, I would buy a DMM7510.
Brian Smith On Sun, Jun 30, 2019 at 7:45 PM Steve - Home <[email protected]> wrote: > Unfortunately Ametek at Farnborough (where the 7081 was designed and > manufactured by Solartron) are no longer calibrating the 7081. I was by > there about the time your meters were being calibrated, Joe. I’m not sure > they’re even in business now as the last time I was by the business park in > February this year their sign was gone. > > Steve > WB0DBS > > > > > On Jun 30, 2019, at 8:20 PM, J. L. Trantham <[email protected]> wrote: > > > > David, > > > > Have you considered the Solartron/Ametek 7081? > > > > If I'm not mistaken, you posted some images of their EPROM's several > years ago. > > > > It's slow sampling at 8.5 digit resolution but seems user friendly and, > at least several years ago, was able to be calibrated by Ametek in > England. I sent two over there for calibration. > > > > Good luck. > > > > Joe > > > > -----Original Message----- > > From: volt-nuts [mailto:[email protected]] On Behalf Of > Dr. David Kirkby > > Sent: Sunday, June 30, 2019 6:18 PM > > To: Discussion of precise voltage measurement > > Subject: [volt-nuts] What are the best of the low(ish) cost 8.5 digit > multimeters? > > > > I would like to get an 8.5 digit multimeter, but an Agilent, Fluke or > > Keithley is outside my budget. There are quite a few other 8.5 digit > > multimeters around, but I was wondering what is the best of the cheaper > > ones. I really don’t want to spend more than £1000 (GBP) and preferably > > less. > > > > There’s a Datron/Wavetek 1271 on eBay at a price of £2450 or offer, but > > recent ones sold in the UK have gone for £800. I have emailed the seller > of > > that, as I have bought from him before. He can sometimes be quite > flexible > > on prices, especially if one deals outside eBay. > > > > I want to avoid buying something that is impossible to get calibrated, > but > > I can’t afford to buy a 3458A or similar. > > > > Dave > > -- > > Dr. David Kirkby, > > _______________________________________________ > > 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. > > > > > > _______________________________________________ > > 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. > > > _______________________________________________ > 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. > _______________________________________________ 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.
