Real tape drive densities [was RE: Oregon Pascal tape found]
RichA at LivingComputerMuseum.org
Wed Feb 10 13:40:14 CST 2016
From: Christian Corti
Sent: Wednesday, February 10, 2016 2:28 AM
> On Tue, 9 Feb 2016, Pete Lancashire wrote:
>> There are a few odd balls in 9-track as well, but the 556 was a typo.
> I actually *do* have a 9 track tape drive (HP 7970) that has 200/556/800
> bpi densities:
> And it is a *9* track tape, I know for sure.
Actually, what you have is a *dual-density* tape drive, an HP7970E. It
will write 9-track tapes at 800bpi, or 7-track tapes at 200, 556, or 800.
See the manual for the 7970 drive family at
Vintage Computing Sr. Systems Engineer
Living Computer Museum
2245 1st Avenue S
Seattle, WA 98134
mailto:RichA at LivingComputerMuseum.org
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