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Keyers - Building or buying

The Bat Personal Keyboard
A one-handed, compact input device that replicates all the functions of a full-size keyboard.

Chord Key
Information on chord keyboards (keymaps and assembly code).

Circus Systems keyboard kits
If you want to build your own keyer, this may be the product for you. Circus offers two kits to make chorded keyers.

The Data Egg
The data egg is a one handed chording keyboard designed for use as an autonomous system but may be used as a tethered keyboard.

ECE385 Keyers
Keyers built as lab 5 in the ECE385 course (third year undergraduate course) at University of Toronto.

Flexi Keyboard
The flexi keyboard is the first truly flexible, portable and resilient keyboard specifically designed to withstand most hazards.

Fiddler
The fiddler is a Twiddler clone that has all the same features as the Twiddler but is cheaper.

Half-Qwerty keyboards
A software solution which remaps the keys for one-handed use. Cut a keyboard in half and you have a wristmounted keyboard.

Half-Qwerty keyboards
A software solution which remaps the keys for one-handed use. Cut a keyboard in half and you have a wristmounted keyboard.

IBVA Core System
Put simply, the IBVA reads your brainwave activity in real time and allows you to use them to trigger images, sounds, other software or almost any electronically addressable device through its MIDI, serial and Expansion Pak features.

Keyers
Article on keyers with emphasis on Twiddler 2.

Microwriter
Available in both left and right handed models the Microwriter was an attempt to replace the standard QWERTY keyboard.

Nissho Electronics Corp. Glove
Nissho E. C. manufactures a glove which can be used as an input device for a computer.

PicKey
GPL source and schematics for a PIC 16C63 based chorded keyboard and mouse. Plugs into the PS/2 ports. No special drivers needed.

PC Keyboard FAQ
Essential information if you are going to design your own keyer.

Septambic Keyer
How to build your own keyer that perfectly fits the shape of your hand (based on Mann's original 1970s Pentambic Keyer).

The Twiddler
The Handykey Corporation makes one of the most popular keyers. The twiddler is both a keyboard and a mouse which you can operate with one hand.

The WearClam
The WearClam v1.1 carries an onboard microprocessor, on board re-programable output format (TTL-RS232, PWM, FM), wired connection and 9 keys.

WristPC Model FA4 Keyboard
L3's WristPC is a rugged QWERTY keyboard with a standard PC keyboard interface. It's rugged and completely sealed from the environment.



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