22 Sep
2022
22 Sep
'22
7:22 p.m.
On 9/22/22 12:04, geneb via cctalk wrote:
only one index sensor (typically an SS drive).
I've got at least three boxes of NOS Dysan disks with both of those
index holes present, so they certainly were made commercially.
Yup. I've got similar NOS ones also.
--Chuck