TELEPHONE - Deepstash
TELEPHONE

TELEPHONE

Alexander Graham Bell invented a technology that would later bear his name. But how much did he deserve it? 

The problem that Bell solved was to turn electrical signals into sounds. 

Philip Reis had already designed a sound transmitter in 1860, and Hermann Ludwig Ferdinand von Helmholtz had already built a receiver. Bell's real contribution was "to vary the strength of the current to capture variations in voice and sound," Lemley writes. 

He was racing against Thomas Edison. Even Bell's final product -- which combined transmitter, fluctuating current, and receiver -- had company. 

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The next idea to explore was finding a way to transmit sound to far distances. Alexander Graham Bell laid out the underlying technology for electromagnetic telephones and was granted a patent in 1876 for his improvements in telegraphy.

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