[Test-Equipment] KEITHLEY 179

[Ed - K9EW]

Hi again Nigel,

That's an interesting reference source.  I remember seeing what I'll
call "precision zener diodes", which are very similar.  I don't
remember where I saw them off hand, or what their claimed accuracy is.

Thanks again for the help.

-ed

On Wed, May 27, 2009 at 4:33 AM,  <GandalfG8 at aol.com> wrote:
>
> In a message dated 27/05/2009 05:07:25 GMT Daylight Time, k9ew57 at gmail.com
> writes:
>
> Got it  !  Thanks Nigel.  Now to find a "DC  Calibrator".
>
>
> ---------------
> Glad you found it ok, and good luck with the calibrator.
>
> I bought a Fluke 760A a while ago at a seriously bargain price, but  that
> reflected it also being a seriously heavy piece of kit with  calibratione
> needs of its own that could keep me busy for ages:-)
>
> There's plenty of more modern kit available but often at a cost much  more
> than the value of the meter you need to calibrate.
>
> Although not variable , so perhaps not a complete solution, I bought one of
>  these as a 5 volt reference for confidence checks on my meters.....
>
> _http://www.voltagestandard.com/_ (http://www.voltagestandard.com/)
>
> It's good value and Doug, the seller, is a great guy to deal with, I'd
> certainly recommend it and him.
>
> Usual disclaimer, no vested interest just a happy customer.
>
> regards
>
> Nigel
> GM8PZR
>
>
>
>
>
>
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