Apple

Apple Extended Keyboard

Released 1987

Apple's first full-size ADB keyboard, with function, editing and numeric key groups.

Layout
Full size
Switches
Mechanical
Backlight
None
Battery
–
Connects by
Cable
Weight
1600 g

Typing

Layout
Full size
Switches
Mechanical
Backlight
None
Keys labelled for
Mac
Touch ID
No
Switches
Alps SKCM Orange or Salmon mechanical switches in M0115 variants, identified by Deskthority.
Layouts
Apple's July 1987 product sheet lists 105 keys, including a numeric pad, 15 function keys, six editing keys and inverted-T arrows.
Special keys
F1–F15; the case marks F1–F4 for undo, cut, copy and paste, though Apple says these actions were not assigned by default.

Connections and battery

Connects by
Cable
Power
Cable
Receiver
Apple Desktop Bus cable; Apple's product sheet says another ADB input device can be chained through the keyboard.
Works with
Any Apple personal computer with an ADB interface, according to Apple; the product sheet names the Macintosh SE and II.

Design

Weight
1600 g
Width × depth × height
486 × 188 × 56.4 mm
Materials
Beige plastic enclosure with fixed slope.
Colours
Beige.
In the box
Apple's order list includes the keyboard and cable, referral card and limited warranty statement.

Pros and cons

Pros

  • Full 105-key layout
  • Fifteen function keys and separate editing keys
  • ADB connection supports a chained input device

Cons

  • Requires an Apple Desktop Bus connection
  • No adjustable typing angle

Closest rivals

Model
LayoutSwitchesBacklightBatteryConnects byWeightReleased
Full sizeMechanicalNone–Cable–1986
Full sizeMechanicalNone–Cable1000 g1987
Full sizeMechanicalNone–Cable1200 gJan 1986

Newer model: Apple Extended Keyboard II.

Sources

  1. retro.kab00m.ru/Abandonware%20Archives/fsck.technology/documentation/Apple/Prod…
  2. deskthority.net/wiki/Apple_Extended_Keyboard
  3. ifixit.com/Device/Apple_Extended_Keyboard

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