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Superbrain QD
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built in 1980
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CPU
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2 x Z80-A
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Clock rate
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4 Mhz
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RAM
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64 K
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ROM
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?
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text resolution
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80 x 24 characters
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Graphics resolution
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none
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Display
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12" green
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Mass storage
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2 x Floppy 5.25" 720 K
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Keyboard
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QWERTY
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I/O Ports
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2 x RS232-C
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Operating System
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CP/M 2.2
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special features
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2nd CPU used for floppy control
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date of acquisition
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end of 1999
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origin
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private
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original usage/owner
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unknown
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condition
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probably broken EPROM
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