Cracking Open the IBM PC Jr.

Floppy drive

The 5 1/4 floppy drive is rather large even though the floppy disks could only hold 360KB. Besides the rather large number of chips there are also mechanical components and motors.

About Mark Kaelin

Mark W. Kaelin has been writing and editing stories about the IT industry, gadgets, finance, accounting, and tech-life for more than 25 years. Most recently, he has been a regular contributor to BreakingModern.com, aNewDomain.net, and TechRepublic.

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