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Power source 4 x AA Alkaline Cells (MN1500, LR6) providing 20 hours of use.
AC Mains adaptor (6.5 v DC ±10%), 500 mA, centre positive.
Weight 900 g (1.98 lb).
Dimensions 294 mm (L) x 210 mm (D) x 23 mm (H)
(111/2"x 81/4"X 7/8")
Keyboard QWERTY, 64 keys including INDEX, MENU, and HELP.
Sound Miniature loudspeaker, used for alarm or warning.
Serial 1/0 Port RS232, connector 9-way 'D' female.
Operating system Unique to Cambridge Z88 (concurrent, 4M Bytes address range).
Operating temperature 0°C to 40°C (32T to 104-F).
Microprocessor CMOS Z80A
Internal memory DRAM CMOS 32K Bytes
ROM CMOS 128K Bytes
Internal options allow the use of up to 512K RAM and 512K ROM in future machinp.s.
Memory cards Slots 1, 2, or 3 1M Byte per card maximum
Slot 3 also programs EPROM cards.
CMOS RAM Random Access Memory. Data retained while machine is powered.
CMOS EPROM Erasable, Programmable, Read-Only Memory
Data retention measured in years. Card can be removed from Cambridge Z88 without data loss. Eraser available from Cambridge Computer Limited.