Hi Dave:
I remember this. We already had an HP 3458 that was calibrated to the Old Volt and I ordered a new one that came with a
"new volt" sticker. Tom, in the cal lab, connected them both to a voltage standard (maybe the Fluke 332) and the
difference in their readings was very close to the
IIRC, there are reports of 3458A's being sent to Agilent, and having a
sticker to say the "new" standard volt was used - I assume the last time
the volt was redefined.
I was chatting to someone from my radio club in the pub last night, and
somehow we got onto the definition of a volt. I'd like to