Kaypro 10

I have the main.

type computer
country USA
year 1983
os CP/M
cpu Z80Z
speed 4 MHz
ram 64 KB
disk 5.25″ DD floppy 390 KB
hd 10 GB
graphic built-in 9″160 x 100
colors green screen
sound beeper
ports parallel, rs232c (2), keyboard

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The Kaybro 10 — CP/M with a Hard Drive

The Kaybro 10 was a CP/M-compatible portable computer from the Kaypro era, distinguished by its inclusion of a 10 MB hard disk drive — the ”10” in its name referring to this storage capacity. In the early 1980s CP/M market, a 10 MB hard drive was a substantial and expensive addition that transformed a portable computer from a floppy-dependent system into a genuinely capable business workstation. The Kaybro positioned itself in the premium tier of the CP/M luggable market, offering the convenience of hard disk storage alongside the portability that the luggable form factor provided.

The CP/M Luggable Market

The Kaybro 10 entered a market that Kaypro and Osborne had defined — portable CP/M computers for business professionals who needed their computing environment to travel with them. The rugged, all-metal construction common to machines in this category reflected their commercial origins: these were tools for engineers, consultants, and field sales professionals who needed reliability as much as portability. The 10 MB hard drive made the Kaybro 10 particularly practical for database-intensive applications where carrying a collection of floppy disks was impractical.