Edison had envisaged this application the
phonograph 1878, "so make that invention auxiliary
in the transmission permanent and reliable methods, instead
of being the recipient momentary and fleeting
communication. The user operated the machine by
remote control and could also dictate using separate
transmitter. was a
complex machine which amplified sound from the telephone and
recorded the phonograph. This machine could record telephone messages
automatically. This was a
distinct improvement the foot peddle used control the
13
machines. was too ambitious for both the available technology
and the patience the user.
. (Illus 11-5, telescribe ads)
The telescribe was ambitious project the Edison
mould. set work a
broad range different technical problems and production
jobs.XI- 7
with better correcting device and the new pneumatic control
mechanism that was attached the speaking tube. After extensive R&D work, the first models were
brought out 1914 and improved machine was introduced in
1918." The telescribe brought together two
inventions: the phonograph and the carbon microphone. Edison was again attempting to
steal march the competition technological innovation.
Typically, Holland's work the West Orange laboratory
was not confined one model one job. Much his experimenting was devoted completely
different concept for the dictating machine— the Edison
telescribe
