IBM 9348 9-track tape drive

[Al Kossow]

 >> You may want to compare your drive to the documentation on the
 >> HP 88780 under bitsavers/pdf/hp/tape
 >
 > These 9 track SCSI tape drives (HP 88780) were AKA 7979A, 7980A, 
7980XC/SX.
 > The were OEMed by a LOT of manufacturers, including IBM, Sun, Tandem, 
etc.

I've never seen a Tandem that wasn't HV Differential SCSI.
A lot of them have come through BDI.

Sun-labeled ones are what you should watch for.
They all seem to have the 800bpi option, and are SE SCSI.