[Test-Equipment] OLD lab instrumentation

[Dale H. Cook]

At 08:22 PM 5/28/2004, Bob Stein wrote:

>Having two standard cells is a very risky undertaking.  What if they don't 
>give you identical readings (+/- 1 count) on your high-resolution DVM? <g>

Bob -

That's why I take the standard cells to a commercial calibration 
laboratory. All that matters is that I know their voltages with an accuracy 
that is 10 times better than the potentiometers that I use them with. <g>

Dale H. Cook, Chief Engineer, WWWR Roanoke VA, WCQV Moneta VA, WKBA WZZI 
Vinton VA, WKPA WLNI WZZU Lynchburg VA, WMNA/WMNA-FM Gretna VA
http://members.cox.net/dalehcook/starcity.shtml