Mainly Neat Stuff --> Vintage Macintosh --> 400KB Drive Comparison
This document provides a quick visual comparison of the 400KB floppy drive mechanisms used in the Apple Lisa 2 and the Apple Mac 128/512K.
The drive labelled "Sony" and dated "November 1983" was temporarily removed from my Apple Lisa 2. The second drive was removed from an external Macintosh 400KB drive case; it is the 400KB drive mechanism that I have seen most often but I am happy to be corrected if anyone can show that the other design is more common. The external cable was left on the Mac drive and it is marked only by a simple paper label "Asco October 1985".
The Mac drive is on top.
Eric Rasmussen describes two types of 400KB drive used in the Mac at his excellent Apple Macintosh before System 7 site.:
"There were two basic types of disk drives:
To be added: Any useful notes from Larry Pina.
If you have owned your Mac 128, Mac 512k or Lisa 2 from new, I'd like to know which of these two drives was fitted to your computer. Please mail me, Phil Beesley, at firstname.lastname@example.org.
Copyright information: If you wish to use any images on these pages, please contact the author, Phil Beesley on email@example.com.