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# PowerBook Duo 280c

Essentials

Family: PowerBook

Codename: Yeager

Gestalt ID: 103

Minimum OS: 7.1.1

Maximum OS: 8.1

Introduced: April 1994

Terminated: January 1996

Processor

CPU: Motorola MC68LC040

CPU Speed: 33 MHz

FPU: none

Bus Speed: 33 MHz

Register Width: 32-bit

Data Bus Width: 32-bit

Address Bus Width: 32-bit

Level 1 Cache: 4 kB data, 4 kB instruction

ROM: 1 MB

RAM Type: unique

Minimum RAM Speed: 70 ns

Onboard RAM: 4 MB

RAM slots: 1

Maximum RAM: 40 MB

Expansion Slots: modem, Dock (152-pin PDS)

Video

Screen: 8.4" active matrix

Max Resolution: 8 bit 640x480/16 bit 640x400

Storage

Hard Drive: 240 MB

Input/Output

Serial: 1 Mini DIN-8

Audio Out: mono 8 bit

Audio In: mono 8 bit

Speaker: mono

Microphone: mono

Miscellaneous

Power: 25 Watts

Dimensions: 1.5" H x 10.9" W x 8.5" D

Weight: 4.8 lbs.

Introduced in May 1994, the Duo 280c similar to the 280, with the addition of a 16-bit active-matrix color screen. It sold for $3,750.

Picture Credits:
Apple, Inc.