PowerBook Duo 280

Overview

Apple upped the ante by introducing the 68LC040 processor on the Duo 280 and 280c in May 1994. (The 68LC040 is a low power version of the 68040 with the internal FPU disabled.) Other than the CPU, this is essentially a Duo 250c.

Details

• introduced May 1994 at $2,600
• requires System 7.1 or later
• 33MHz 68LC040 CPU
• 4MB RAM, expandable to 40MB using a single Duo RAM card
• ADB port: only with dock
• DIN-8 serial port on back of computer
• proprietary modem slot
• weight: 4.2 pounds

 Cautions

• Serial port limited to 57.6kbps; use of a 56k modem is not recommended.