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Macintosh Picture Format  |  1989-05-30  |  149KB  |  639x825  |  8-bit (256 colors)
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OCR: Macintosh Plus Technical Specifications Processor Mouse Clock/Calendar MC68000 32-bit internal Mechanical tracking: optical CMOS custom chip with bus; 7.83-megahertz. shaft encoding at 90 pulses sol t user-replaceable battery clock speed per inch (3.54 pulses per nm) backup (includes 256 bytes of Memory of travel memory which remembers with the sys- l megabyte RAM, expan- Screen tem machine parameters turned off) even dable to megabytes in 9-inch (diagonal) screen socketed SIMMS (Singl in- 512 by 342 pixel bit-mapped Electrical requirements line Memory Module) con- display Line voltage 105 to 125 figuration 128K ROM standard Two Interfaces RS 422 serial ports volts AC Frequency 50 to 60 60 hertz watts Disk storage (230. i-kilobaud daee transfer Maximum power: One built-in double-sided up t ...