4 Dec
2012
4 Dec
'12
8:43 a.m.
FYI
I was looking to see if there was a patent on the 3M Kappamat format, and came across
patent 4422111
which appears to describe the DC600HC 16 track format. These drives were used in early
80's HP combo winchester/tape
systems. A HCD-75 manual is on bitsavers under 3m/