4944
The Tektronix 4944 is a mass storage device with a SCSI interface, intended primarily for the 4300 Series computers as well as the 6130 and 4132 series computers.
The 4400 Series and 4120 Series computers can also utilize the 4944 with appropriate options installed.
The 4944 can contain up to 4 hard drives (86, 90, 156 or 234 MB) in addition to a streamer tape and floppy drives.