ZX80 Cosmic Dog Fight
Fast action space game. 4K and 8K ROM versions. 1K.
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Timex/Sinclair 1000
48K Memory Extension
Allows ZX81 to run 48K Basic programs including up to 16K of assembly code. ZX81 sits on custom built case containing the Memotech.
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Personal Banking System
Keeps track of your personal finance and check your bank statements. 16K.
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Programmable Character Generator
Standard letters; inverse characters may be mixed or interchanged with 2 sets of programmable characters. 8×8 matrix. Written by 8 POKE commands. Occupies 1E00h-1FFFh region of BASIC ROM.
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The Cambridge Collection
Book or cassette of 30 programs, including: Fortress, Balloon, Odd Man Out, Lunar Landing, Master Code, Orbital Invaders.
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ZetaTrek
Pilot a scout/fighter craft out of Space Station Heinlein, patrolling the North Polar region of the solar system against warrior Lizardmen, origin unknown. Features launching, docking and target practice but when you encounter enemy craft, there is one level of difficulty: kill or be killed.
ZX80/1 User Port
Small board allowing 8 independent input channels and 8 output channels, directly controlled from Basic or machine code.
Adventure A: Planet of Death
In this machine code program you find yourself stranded on an alien planet. On this planet you will meet various hazards, including aliens, little green men, some natural – some not. Your aim is to escape this planet by finding your captured and disabled space ship. You really are the commander of your computer. Also
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