Degaussing Magnetic Media
Computer Tape format coercivity



Magnetic Tape Products Typical Coercivity
9-Track Reel -to-Reel Computer Tape 300 Oe
TK50, TK70 350 Oe
3480, 3490E 520 Oe
SLR1, SLR2, TR-1, DC2120, DC6150, DC6525 550 Oe
SLR3, SLR4, SLR5, TR-3, DC9100, DC9120 900 Oe
DDS1: 4mm60m, 4mm90m1590 Oe
DDS2 4mm 120m 1750 Oe
DDS3 4mm 125m 2250 Oe
DDS4 4mm 150m 2350 Oe
DLTtape III, DLTtapeIIIXT 1540 Oe
DLTtapeIV1850 Oe
SuperDLTtape11900 Oe
D8: 8mm112m, 8mm 160m 1600 Oe
DD2QD (Quad Density)19mm 1850 Oe
DTF-11579 Oe
DTF-22300 Oe
Redwood SD-3 1515 Oe
Ait-2 8mm 1380 Oe
M2 Mammoth2 8mm 1350 Oe