This won't help with accessibility, and these articles may be a little
dated, but I found two very interesting articles on the 746PRO.  Here
are the URLs to the text versions for each of them:
<LI><a
 href="http://64.233.169.104/search?q=cache:1JcPuoc1o8wJ:www.kongsfjord.no/dl/I
com/IC-746Pro%2520Impressions%2520%26%2520Mods.pdf+746pro%2Bimpressions&amp;hl=
en&amp;ct=clnk&amp;cd=2&amp;gl=us&amp;ie=UTF-8">IC-746Pro Impressions &amp;
 Mods</a>
<LI><a
 href="http://64.233.169.104/search?q=cache:ghUxPuUu0NcJ:www.dxing.info/equipme
nt/icom_ic746_mjelde.pdf+746pro%2Bimpressions&amp;hl=en&amp;ct=clnk&amp;cd=1&am
p;gl=us&amp;ie=UTF-8">The Icom IC-746Pro (IC-7400) Written by Bjarne Mjelde,
 Norway (c) Bjarne Mjelde, www.kongsfjord.no</a>