There's an app for almost everything!  But in this case you must buy $220 of
additional hardware.  I don't know whether it works with VoiceOver or not,
so if anybody pursues this, please let us know.  Information forwarded to me
by Judy Dixon.

Lloyd Rasmussen, W3IUU, Kensington, Maryland
Home:  http://lras.home.sprynet.com
Work:  http://www.loc.gov/nls
 
---------- Forwarded message ----------
Subject: voltmeter that links with iphone
From: Tim Venetis <[log in to unmask]>
To: [log in to unmask]
Date: Fri, 05 Aug 2011 07:54:35 -0400

On this site they have a voltmeter you can buy and you can link it to the
iphone or ipad so it will speak the readings on the iphone. here is the link
they also have a utube about it when you go to how it works
http://redfishinstruments.com/