Hardware

Cracking Open the IBM PC Jr.

Bona fide

The Serial Number and pertinent FCC Regulation information for our particular IBM PC Jr. We don't have a modem in ours so the second regulation does not apply.

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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