Shugart SA 400 minifloppy Disk Drive
The compact SA 400 minifloppy Disk Drive offers a reliable
low cost, high performance alternative to OEM data storage applications
where tope cassette units would have been previously considered.
The minifloppy drive is about one-half the size of Shugart's standard
SA 800 floppy disk drive, fitting comfortably in the space allocated
for most cassette units.
The SA-400 drives were single sided with 35 tracks, later models were double sided with 40 tracks. The unformatted capacity was 3125 bytes per track for a total of 109,375 bytes. When formatted with 256 byte sectors at 10 sectors per track, the capacity was 896,000 bytes.
Introduced by Shugart Associates in late1976 and was in production by early 1977. The SA 400 cost $425
SA 400 Datasheet Text (32K PDF)
SA 400 Datasheet Page 1 (238K JPG) August 1976
SA 400 Datasheet Page 2 (283K JPG)
SA 400 Brochure Page 1 (142K JPG) August 1976
SA 400 Brochure Page 2 (315K JPG)
SA 400 Brochure Page 3 (368K JPG)
SA 400 Brochure Page 4 (208K JPG)
North Star Computer Ad from Byte Magazine May 1977