Statements (18)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:magnetic_tape_drive
|
| gptkbp:interface |
IBM 2821 control unit
|
| gptkbp:introduced |
1964
|
| gptkbp:manufacturer |
gptkb:IBM
|
| gptkbp:mediaType |
half-inch magnetic tape
|
| gptkbp:numberOfTracks |
7
|
| gptkbp:predecessor |
gptkb:IBM_729_tape_drive
|
| gptkbp:recordingDensity |
800 bpi
556 bpi |
| gptkbp:successor |
IBM 2415 tape drive
|
| gptkbp:tapeSpeed |
75 inches per second
|
| gptkbp:usedFor |
gptkb:IBM_System/360
data transfer data storage data backup |
| gptkbp:bfsParent |
gptkb:System/360_Model_40
|
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
IBM 2401 tape drive
|