Rahila Ahmed
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Posted 4 year ago

How did Alexander Graham Bell’s telephone work?

1 Answer(s)
Mitesh Sharma
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Posted 4 year ago Mitesh Sharma

Alexander Graham Bell's original telephone, patented in 1876, worked by converting sound into an electrical signal via a 'liquid transmitter'. ... This created a varying strength electric signal that travelled down a wire to a receiver, where through a reversed process, the sounds were re-created.