The 5-pin DIN keyboard connector used with the first IBM PC (1981) and second-generation IBM AT (1984). It was subsequently replaced with the smaller 6-pin Mini-DIN connector on the IBM PS/2 in 1987.

the first keyboard to use buckling springs, would appear on the market with the System/23 in August of 1981, a month before the release of the original IBM PC. The IBM Model M keyboard would ...

There’s a mystique in old keyboard circles around the IBM Model M, the granddaddy of PC keyboards with those famous buckling spring key switches. The original Model M was a substantial affair ...

PC keyboards also work on the Mac. Since the IBM PC debuted in 1981, there have been four standard keyboard layouts, each one rearranging commonly used keys that annoy users to this day.

The keyboard was totally revamped to an 84-key ... believe it's almost more deserving of remembrance than the original IBM PC. It was about three times as fast as the PC XT, yet didn't cost ...