History of Technology

Keyboard

Sep 23, 1868

The first form of keyboard was a typewriter. Today is is commonly found build on a laptop ,or plug/wirelessly connected to a computer. A keyboard input words on a laptop , or computer. There are an average of 88 keys on a keyboard .

Wide Area Network (WAN)

Sep 14, 1870

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A WAN is a telecommunication network. It is a border structure from Local Are Network. It is also spans in a large gographic area .WAN can connect to mutiple smaller neworks.

Microphone

Sep 23, 1876

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Microphone produces sound waves that moves through the speakers." It was first used in telephones and radio transmitter. " Now days,you can find microphones build into a computer or laptop. If not then you would use a headphone that has a mic to communicate with people.

Complex Number Calculator (CNC)

Jan 8, 1940

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In 1940, George Shibitz created the CNC. It was the first demostrating of a remote acess computing.This computer was used calculate math equations. It is made of combination of relay circuits.

SEAC

Apr 14, 1950

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The national Bureau of Standards completed this computer by April 1950. The SEAC first computer to use all-diode logic . It was also the first computer to stored-programs. This computer was mainly use for the NBS,and other goverment.

Printer

Sep 23, 1953

SourceA printer allow files and document to be injected by ink on to a paper ,so people wouldn't rely on going to a computer to look at their document. Today ,the most famous printer used is a laser printer. There a two types of printers the high speed printer, or the dry printing process printer.

Hard Drive

Sep 23, 1956

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It has a high capacity for strage. A hard drive basically stores all your data on your device. Many deice needs a hard drive in order to work functionally . For example, without a hard drive a computer wouldn't be much of a used.

Mouse

Sep 23, 1960

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It is device use to click on graphical surface on a device. A mouse look like a small arrow that allows the user to guide and click an area. It is motion detected ,so when ever you move it the arrow will move the same direction.

DEC PDP- 1

Nov 7, 1960

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It was the first interactive ,minicomputer ,which included cathode ray tube graphic display.During, that time period it was the most inexpensive computers. This computer didn't reqiure specialized air conditioning.

ARPANET

Sep 21, 1969

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It was the netwok that became bais for the Internet. The ARPANET sends information in a samll unit called packets.

Kenbak-1

Sep 14, 1971

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It was the first personal computer. This was launch to the market in 1971. John V. Blankenbaker design this computer. Only 40 computers were build , and sold before it was discontiuned.

Commodore 62

Sep 14, 1982

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Commodore was a the most popular model during that time period. It has 8 bits, which uses a Commodore DOS. The predecessor used on the Commodore 62 is VIC-20.

Local Area Networks (LAN)

Sep 14, 1990

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"This network is a group of computers ,which shares communication line or wireless links to a server." It connects to small geographic areas . The LAN allows up to 3 users or more .

Webcam

Sep 21, 1991

A webcam is an input device.This device was thought of in 1991 Cambridge University Researchers. It is camera that allows you to take a video recording . It can also take pictures. Webcam were use to communicate with people on the internet. Today, it is build into your average computer or laptop.

Bluetooth

Sep 23, 1994

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A bluetooth is a wireless communication system. It was made to replace cabes and wire from connecting to a device. It is commonly used on phones ,and has made its way up to computers plus other devices.