When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Apple
Cyborg 91A
Digital/Analog
Data Development System
Untested
Power connection appears to be the same as Apple II Power supply so I will include the Power supply pictured
I did not try to power it up as I do not know power specs for the 91A
see pic
due to age sold AS-IS
Please review photos carefully.
Vintage-Computer-Store
is a division of vintagecomputermuseum
Apple II C Case/ RF Shielding & Speaker
$45.00
Apple II BOOTI Hard Drive USB Emulator Card. New, Download w/ lots of content
$138.90
Card Analog V2, Apple II VGA, or High-speed Z80 CPM, no modify required (read)
$159.98
Documentation