4930869
Descripción
Mapa Mental por Alyssa M Ramos, actualizado hace más de 1 año
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Creado por Alyssa M Ramos
hace alrededor de 8 años
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Telephone 4
- Essential Question
- How would modern day society and technology be impacted if people never invented the telephone at the time it did?
- How would modern day society and technology be impacted if people never invented the telephone at the time it did?
- History/
Background
- Inventors
- Alexander Graham Bell
- Joined father in studying
speech & teaching deaf,
became interested in other
forms of communication
- Joined father in studying
speech & teaching deaf,
became interested in other
forms of communication
- Thomas
Edison
- Invented a carbon transmitter that
improved the sound quantity of the
telephone. Made improvements; creating
special mouthpiece improving ability to
transmit sound.
- Invented a carbon transmitter that
improved the sound quantity of the
telephone. Made improvements; creating
special mouthpiece improving ability to
transmit sound.
- Elisha
Gray
- Independently invented practical telephone building
the first steel diaphragm /electromagnetic receiver in
1874 but not a workable transmitter like Bell
- Independently invented practical telephone building
the first steel diaphragm /electromagnetic receiver in
1874 but not a workable transmitter like Bell
- Antonio
Meucci
- Some say that he invented the telephone
before Alexander Graham Bell. He was best
known as voice communication apparatus
developer. His patent submitted was called
by the name Sound Telegraph on December
28, 1871
- Some say that he invented the telephone
before Alexander Graham Bell. He was best
known as voice communication apparatus
developer. His patent submitted was called
by the name Sound Telegraph on December
28, 1871
- Emil
Berliner
- Born in Hannover, Germany on May
20, 1851 Immigrated to US in 1870
Invented a transmitter that made the
telephone better
- Born in Hannover, Germany on May
20, 1851 Immigrated to US in 1870
Invented a transmitter that made the
telephone better
- Thomas Augustus
Watson
- Alexander Graham Bell’s Assistant Age
14: Begun to work with Alexander
Graham Bell
- Alexander Graham Bell’s Assistant Age
14: Begun to work with Alexander
Graham Bell
- Alexander Graham Bell
- Did research from 1874-
1875 -First Sentence
spoken on March 10, 1847
Alexander Graham Bell’s
Laboratory located in
Boston, Massachusetts
- Inventors
- Impact on
Society
- Economic
- The telephone was promoted to the wealthy people, but Graham didn't want
this. He want it to be used by anyone. The invention of the Telephone lead to
the development of city center, office building, and the concept of an urban
worker society. It lead to creation of jobs and destruction of jobs. The need
for messenger boys, telegraphers, and many other jobs.
- Useful for business managers (keep in contact
w/ widely dispersed businesses)
- The telephone was promoted to the wealthy people, but Graham didn't want
this. He want it to be used by anyone. The invention of the Telephone lead to
the development of city center, office building, and the concept of an urban
worker society. It lead to creation of jobs and destruction of jobs. The need
for messenger boys, telegraphers, and many other jobs.
- Political
- Made it easier for politicians to
communicate, so made running their
campaign easier to manage.
- Made it easier for politicians to
communicate, so made running their
campaign easier to manage.
- Social
- More social events were created, because it was
easier to get the word out there. People could talk to
each other easier.
- More social events were created, because it was
easier to get the word out there. People could talk to
each other easier.
- Economic
- Important details about the
Telephone
- In the first Telephone, sound waves caused an electric
current to vary in intensity and frequency, causing a
diaphragm to vibrate. These vibrations were transferred
magnetically to the ear/bell.
- Became industrialized world's only means of long-distance vocal communication
- 150,000 telephones by 1888
- Become one of the most applicable household items
- In the first Telephone, sound waves caused an electric
current to vary in intensity and frequency, causing a
diaphragm to vibrate. These vibrations were transferred
magnetically to the ear/bell.
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