[Test-Equipment] Simple DC Voltage Standard?

[Steve Byan]

On Feb 28, 2011, at 10:54 PM, Barry wrote:

> I appreciate all the input.  I plan to get a couple of the standards chips (5V and 10V) and put together my own board.  It's certainly simple enough.

Skip the 5 volt reference and add a 10-turn precision pot with 0.2% or 0.1% linearity and a turns-counting dial to the output of the 10 volt reference.

I like the AD581L; it's laser-trimmed to +/-0.05% accuracy. Only $22 at DigiKey/

Best regards,
-Steve

-- 
Steve Byan <stevebyan at me.com>
Littleton, MA 01460