These drives were manufactured by MSD Systems, Inc., 10031 Monroe, Suite 206, Dallas, TX 75229. The SD-1 is a single disk drive unit, and the SD-2 is a dual disk drive unit.
Mirror sites: FUNET (ftp http) ibiblio.org (ftp http) – General information – File types – CD-R snapshots – Data transfer
cbm-adm@ftp.funet.fi