aek at bitsavers.org
Wed Sep 7 13:45:52 CDT 2016
On 9/7/16 11:21 AM, Paul Koning wrote:
> That would fit the IBM 2315 if indeed it used one sector notch for each sector (it has 8 per track).
and 100 TPI
Original Diablo drives were also 100 TPI, and used silver colored heads, moving to 200 TPI and the more
common white ceramic heads.
Apparently, the 100 TPI Diablo heads are extremely difficult to find today. I remember all the 100 TPI
Diablo drives at a friend's company getting converted to 200.
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