? Shift Shift , . / Ctrl Program SK GA 305013300 ACKNOWLEDGEMENT In 1963, Dr. Robert H.Weitbrecht, an Ame Page 2' />

PRO80 Manuals

In 1963, Dr. Robert H.Weitbrecht, an
American physicist who was deaf, developed
an acoustic coupler that could send and
receive teletypewriter signals over the
telephone lines. His invention, the Weitbrecht
Modem, enabled people who are deaf to use
the telephone for the first time.
While modern technology now makes it
possible to build advanced microcomputer
devices like your new Ultratec text
Dr. Robert H. Weitbrecht,
telephone, the Weitbrecht modem remains
1920–1983, inventor of
the first TTY modem.

the major technological breakthrough that
began telecommunications for the deaf.
Ultratec wishes to acknowledge the importance of Dr.Weitbrecht’s
contribution to the welfare of people who are deaf the world over.
Ultratec, Inc.
450 Science Drive
Madison,WI 53711
(608) 238-5400 (Voice/TTY)
Fax: (608) 238-3008
Email: [email protected]

First Edition
July 2002
First Printing
© 2002 Ultratec, Inc.
and Turbo Code are registered trademarks of Ultratec, Inc.
Superprint Pro80 LVD, E-Turbo and Auto ID are trademarks of Ultratec, Inc.

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