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Lrg Key Caller
Neat, it’s a rotary dialer macro… Modern Mechanix 1936 – “”Key Caller” Speeds Phone Service – MAKING telephone number connections three times faster than can be done with an ordinary dial device is the work accomplished by a recent London invention. The “key caller,” as machine is called, consists of an instrument resembling a small typewriter.”Link.

Rotary action:

  • Portable Rotary Phone – pre-review – Link.
  • HOW TO – Rotary phone Winamp control – Link.
  • Use a rotary phone as a cell phone handset – Link.


  • Modern Mechanix: Yesterday’s tomorrow, today – Link.
  • Phones @ MAKE – Link.

Phillip Torrone

Editor at large – Make magazine. Creative director – Adafruit Industries, contributing editor – Popular Science. Previously: Founded – Hack-a-Day, how-to editor – Engadget, Director of product development – Fallon Worldwide, Technology Director – Braincraft.

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