Although Shugart Associates did not market items directly for Heathkit computers, Heath Company used the SASI interface for it's Z-67 Winchester Disk Drive System.
Shugart Associates created both the 5 1/4" Floppy drive and the SASI and SCSI standards.
Here are the specifications for SASI (Shugart Associates System Interface).
Rev A - sasi_r0a.pdf
Rev C (1/29/82) - sasi_r0c.pdf
For more information about Shugart Associates, see the Shugart Associates page on wikipedia.
Back to heathkit.garlanger.com, or back to garlanger.com
If you have any question or comments, or if you have any old Heathkit equipment or software available, please contact me at: mark (at) garlanger (dot) com