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Despite being the first model to be commercially released, it was called the "Kaypro II" (at a time when one of the most popular microcomputers was the Apple II).
The Kaypro II was designed to be portable like the Osborne, housed in an aluminum case containing all the components and with a handle for carrying.

Technical specifications of computer Kaypro II

Manufactured by: Kaypro
Launched: 1982
Manufactured in USA
CPU: Z80 @ 2.5MHz
Memory: 64 KB
Support A: Diskette 5¼"
Support B: Diskette 5¼"
Hard drive: None
Operating system: CP/M

This model was superior to the Osborne model. It is considered to be the one that sunk the brand.
It included an 8" green phosphor monitor that could display up to 80 columns, compared to the Osborne's 5" monitor.

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Contemporary computers of Kaypro II


Manufacturer: Commodore
CPU: MOS Technology 6510 @ 0.985 MHz



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Manufacturer: Atari
CPU: MOS Technology 6502 @ 1.79 MHz


This model, which was supposed to be the evolution of the 400 and 800, lasted less than a year on the market.

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Manufacturer: CTC
CPU: Zilog Z80A


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Manufacturer: Apple
CPU: MOS Technology 6502


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Manufacturer: Oric
CPU: Synertek SY6502A o Rockwell R6502AP (clones de MOS6502) @ 1 MHz


Seeing the success of the ZX Spectrum, the company Tangerine (which produced one of the first kit computers based on the 6502) launched this computer under its subsidiary Oric, which was slightly cheaper, had an RGB monitor output, a sound chip and a better keyboard... but its ROM had numerous bugs.

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Manufacturer: Sinclair
Launched: Apr 1982
CPU: Zilog Z80A @ 3.5 MHz


The original model is known as the ZX Spectrum 16.
In a later version, 32KiB more memory was added to this device, giving rise to the ZX Spectrum 48 model.

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