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Charles Xavier Thomas: Mechanical Calculator
Charles Xavier Thomas was the Frenchman who, in 1851, had manufactured the mechanical calculator that was used until World War I.
(http://www.timetoast.com -
Charles Babbage Analytical Engine
The Analytical Engine was the world's first general-purpose computer.He designed this in the 1830s but wasn't actually made until 1991 because the government didn't support it.
https://en.wikipedia.org/wiki/Analytical_Engine -
z3 computer
The Z3 was an early computer built by German engineer Konrad Zuse in 1943. -
Whirlwind I
Whirlwind I was a Cold War-era vacuum tube computer developed by the MIT Servomechanisms Laboratory for the U.S. Navy.
https://en.wikipedia.org/wiki/Whirlwind_I -
IMB 726
The IBM 726 was a early high-speed magnetic tape system for electronic computers. The Model 726 was initially sold in 1953 with IBM’s first electronic digital computer.
http://www.computerhistory.org/timeline/memory-storage/#169ebbe2ad45559efbc6eb357207eb6e -
Rotary
To dial, you would rotate the dial to the number you wanted, and then release. the rotary dial phone thankfully began its slow death in the 1960s and ’70s.
http://bgr.com/2013/12/13/telephone-timeline-a-brief-history-of-the-phone/ -
Push-button
In 1963, AT&T introduced Touch-Tone, which 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.
http://bgr.com/2013/12/13/telephone-timeline-a-brief-history-of-the-phone/ -
Dot matrix printing
Dot matrix printing or impact matrix printing is a type of computer printing which uses a print head that moves back-and-forth, or in an up-and-down motion, on the page and prints by impact, striking an ink-soaked cloth ribbon against the paper, much like the print mechanism on a typewriter.
https://en.wikipedia.org/wiki/Dot_matrix_printing -
arpanet 1st network
the arpanet was created during the cold war and was the first network that used the TCP/ip protocol.it used packet switing and developed into the internet in 1982. -
The Introduction of RAM
In 1970 Intel introduced today's most common form of RAM Random-Access Memory in the 1103 Chip.
http://computeressentials.weebly.com/top-10-events.html -
TRS-80
The TRS-80, introduced in 1977.was one of the first machines whose documentation was intended for non-geeks
https://en.wikipedia.org/wiki/TRS-80 -
WordStar
WordStar is a word processor application that had a dominant share during the early- to mid-1980s.
markhttps://en.wikipedia.org/wiki/WordStare -
MS-DOS
The first imb personal computer was introduced on Aug 12,1981.it uses the MS-DOS operating system. -
Supercomputer
A supercomputer is a computer with a high-level computational capacity compared to a general-purpose computer.
https://en.wikipedia.org/wiki/Supercomputer -
Motorola StarTAC
The Motorola StarTAC was the first successful flip phone, and in many ways, the first successful consumer cell phone. Introduced in 1996, Motorola eventually sold 60 million.
http://bgr.com/2013/12/13/telephone-timeline-a-brief-history-of-the-phone/
