Gramophone. The invention of the gramophone

1.

Gramophone
The presentation was made
by a student of class 7A
Kirill Kuzminykh

2.

The invention of the
gramophone
In 1887, the inventor Emil Berliner
proposed using sound carriers not in a
cylindrical shape, but in the form of a
flat disk. In this case, the audio track is
a spiral. Berliner called his device a
"gramophone".

3.

Emil Berliner
Emil Berliner (1851-1931) was an
American inventor, entrepreneur, electrical
engineer and industrialist. He is known for
his inventions in the field of telephony,
gramophone and microphone, as well as
the creation of aircraft. He was known for
his charity work. He founded a scholarship
named after Sarah Berliner, his mother.

4.

Gramophone
A gramophone is a
mechanical device that
reproduces sounds
recorded on a record.

5.

Gramophone
parts
1. Horn
2. Horn elbow
3. Bracket
4. Sound box
5. Crank
6. Center spindle
7. Maker plate
8. Turn table