IBM Model M keyboard (1985)

By Xah Lee. Date: . Last updated: .

IBM Model M Series

The IBM Model M series of keyboard came out in 1985.

IBM Model M keyboard de254
early IBM Model M, manufactured in 1986 with the square badge logo

IBM Model M, IBM PS/2 personal computer

Model M keyboard, made famous in early 1990s with IBM's PS/2 personal computer, and earlier.

model M keyboard
IBM Model M Keyboard

I used it for a few months in 1990. Click-clack click-clack, but a real joy to use.

Buckling Spring Key Switch

What people love about this keyboard is its superior tactile feedback. The key switch is based on a mechanism known as buckling spring.

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