SDS Enterprise/Storage Data Sources
Telex Shamrock 9-Track tape drives.
Interface cards to match Shamrock drives to HP 21MX series computers
DAT tape drives
Converter Units to allow DAT drives to emulate 9-Track tape drives on HP and Wang VS systems
A/B switches so that two computers can share one tape system.
Electronic design and light manufacturing
The above were offered to a pretty exclusive market and were soon eclipsed by the rapidly advancing
Personal Computer revolution.