Info / packs for Amcodyne 7110 "Arapahoe" drive?

[Al Kossow]

On 1/10/20 5:18 AM, Chris Zach via cctalk wrote:
> Right off the bat it looks like a CDC Lark pack. Wonder if the whole thing is a re-badged Lark.

There were three different companies that made 8" drives like that, Amcodyne, Datapoint/Honeywell-Bull, and CDC
I don't think the packs were interchangeable.

A Lark pack looks like this
https://www.ebay.com/itm/232764466348

amcodyne
https://patents.google.com/patent/US4530022A