Mark Sims wrote:
> I tried to access the photos...  got to an empty pub directory...
>
> Cutouts in a circuit board around a reference chip are usually more to 
> relieve mechanical stress from the chip package caused by the PC board 
> expanding/contracting/warping.  This stress can affect the refereence voltage 
> more than you might expect.  Malone does this on his little Xicor X6008C 
> voltage reference boards.  (BTW that chip has been discontinued).  That is 
> why I prefer his boards over the other one that  is available on Ebay that 
> does not cut out around the ref chip.   If you can live with that,  you can 
> get a packaged 5V / 0.01% reference for $14.50 shipped...  see Ebay item 
> 250366551770...  the guy that builds them is closing them out...  and he 
> ships worldwide.
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>   
Second method works fine (Linux machine) with Opera, Firefox, Epithany,
Seamonkey however only Epithany and Opera save the jpeg files correctly.

Bruce

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