Symbolics Space-Cadet Keyboard

By Xah Lee. Date: . Last updated: .

The Space-cadet keyboard is made in 1980s. It came after the Knight keyboard.

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Symbolics's Space-cadet keyboard. image source

There are only about 100 made.

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Brand new one, without case.

Meta Hyper Super Modifiers

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Note the Meta Hyper Super modifier keys, and roman numeral keys.

The modifiers are:

The extra modifiers allows more key combination possibilities.

However, extra modifiers create much less possibilities than key sequences.

[see How Many Keyboard Shortcuts Are There]

APL Symbols

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Space-cadet Keyboard has APL symbols, but not in standard APL layout.

[see How to Create APL or Math Symbols Keyboard Layout]

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Thumb Up Key

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Featuring thumb up/down 👍 👎 and 👈 👉. In front of the keycaps are:

[see Hand Emoji 👍]

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Here's more photos of the Space-cadet keyboard, a brand new one.

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Photos of the Space-cadet keyboard by webwit At Used with permission.

For the key layout, see: Lisp Machine Keyboard Layout

For lots more photos of the space cadet keyboard, see:

Thanks to Jon Snader for tip.

Symbolics Lisp Machine Keyboards

lisp machine keyboard 1

Hacker Lore Keyboards

  1. History of Emacs and vi Keys
  2. Lisp Machine Keyboards
  3. Symbolics Space-Cadet Keyboard
  4. How to Create APL or Math Symbols Keyboard Layout
  5. Univac F-1355-00 Keyboard
  6. Ann Arbor Ambassador 60 Terminal
  7. ADM-3A Terminal
  8. DEC VT100 Terminal
  9. IBM Model M keyboard
  10. Sun Microsystems Type 6 Keyboard
  11. Control Key and Capslock Key Positions in Old Keyboards
  12. The Idiocy of Happy Hacking Keyboard
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