Phone's

by AliseGertsenchtein
Last updated 5 years ago

Discipline:
Vocational & Technology
Subject:
Machines & Tools
Grade:
9

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Phone's

The push-button phone allowed phones to use a keypad to dial numbers and make phone calls. Each key would transmit a certain frequency, signaling to the telephone operator which number you wanted to call.

Starting in the 21st century, so many phones have come out with similar mechanics. There have been Blackberrys, Iphones Samsungs, Androids, etc...

"Ringing" it back...

1876

1904

1890

1963

Released in 1984, the Motorola DynaTAC 8000X was the first commercially available mobile phone.

The rotary was first created in 1904 and it became very popular because it had the mouthpiece and the earpiece in one piece.

First ever electric phone was created by Alexander Graham Bell due to an accident

The rotary phone

Surely this phone appearance was first introduced in 1904, it came into stock with the Bell Systmer in 1919

Candlestick Phone

Invented yet again by Alexander Graham Bell

1984

2000 AND FORWARD


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