[Test-Equipment] OLD lab instrumentation

Dale H. Cook radiotest at cox.net
Sun May 30 05:47:14 EDT 2004


At 11:32 PM 5/29/2004, wolfbob wrote:

>If a standard cell is good to 0.001% then 10 of them
>are not good to 0.0001%.

If all of the cells of a bank are representative, and are not subject to a 
systematic bias such as a manufacturing defect or operation at other than 
the specified temperature, then the average of their values approaches the 
theoretical value for that type of cell as the number of averaged cells 
increases.

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 




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