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History of the Telephone
8 months ago
The telegraph was very successful around the years 1850-1880. People had to use morse code to communicate with people. Using the telegraph limited to sending and receiving more than one message at a time.
Spoken by Alexander Graham Bell to his assistant, Thomas Watson. He said "Mr. Watson- come here- I want to see you."
Wrote a letter to his father saying “friends [will be able to] converse with each other without leaving home.”
Bell created the first wireless telephone, called the Photophone. It transmitted sound on a beam of light instead of electrical wires.
About 80% of telephone systems use fiber optics, which stemmed from the Photophone.
Long distance telephone service happened in the 1880's using metallic circuits.
William Gray's design made it so the coins of different denominations traveled down separate chutes where they struck bells and gongs that the operator could hear to verify the payment. With these phone, people paid after they talked on the phone and the money was non refundable.
First Transatlantic telephone call between New York and London.
First Transatlantic telephone service established between North America and Europe.
Transoceanic telephone service opens to Argentine, Chile, and other South American countries.
First Telephone call sent around the world. W.S. Gifford and T.G. Miller of the American Telephone and Telegraph Company spoke to each other from offices 50 feet away. While the call was being made, the call was transmitted through a telephone circuit that stretched 23,000 miles across the world.
The Western Electric Model 500 was introduced. These phones were used form the late 40's to 1984 and was a very typical appliance in most American homes.
First NMT (Nordic Mobile Telephone) call in Tampere, Finland
NMT (Nordic Mobile Telephone) network opened in Sweden and Norway
Norway had 63,000 subscribers to the NMT (Nordic Mobile Telephone) system, making it the world's largest network at the time.
The IBM Simon was considered the first smart phone. It was able to make and receive calls, faxes, and emails. About 50,000 were sold within 6 months.
Steve Jobs revealed the first iPhone. He described it as an iPod with a wider screen that had a touch keyboard rather than a physical keyboard like other phones of the time.
Sony introduced their cordless telephone. These phones were very popular and were in almost every household in the U.S.
Motorola introduced the Bag Phone and were considered more conventional than phones at the time. They were popular among truckers, people in rural areas, and boaters.
First mobile phone call made by Martin Cooper, a senior engineer at Motorola. The phone weighed almost 2 pounds and needed 10 hours to charge after using it.
The iPhone X is released. This phone has face ID instead of a home button, wireless charging, and a glass screen. The cost is $999, the most expensive iPhone ever.
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