Kenbak-1 Computer Motherboard

Kenbak-1 Explained – Everything You Need To Know

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5 Facts About Kenbak-1  The Kenbak-1 computer has a speed of approximately 1Mhz. It is famously regarded as the world’s first stored-program PC. Only 50 copies of Kenbak-1 were every manufactured. The manufacturing company, Kenbak Corporation, was discontinued in 1973. Only 40 Kenbak-1 computers were ever sold. Kenbak-1 History Kenbak-1 is famously regarded as the […]

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IBM Portable Computer

Portable Computer Explained – Everything You Need To Know

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Five Facts about Portable Computer Portable computers typically have modest technological features and are inexpensive. In September 1975, IBM released the 5100. It weighed 55 pounds, making it significantly lighter and more portable than any previous computer. In April 1981, a company called Osborne, driven by a journalist turned entrepreneur named Adam Osborne, produced the […]

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PDS-1 Minicomputer

PDS-1 Minicomputer Explained – Everything You Need To Know

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While companies like IBM have stood the test of time and remain instantly recognizable brand names in the computer world, many of the early pioneers in the field did just as much work without nearly as much lasting recognition. The PDS-1 minicomputer, the creation IMLAC is most notable for, is proof of this. But what […]

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Grid Compass – Complete History of the Grid Compass 1100

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Grid Compass William (Bill) Moggridge (b. 1943), a British industrial and interaction designer, the current director of the Smithsonian Institution’s Cooper-Hewitt, National Design Museum in New York, is known as a pioneer of interaction design and one of the first people to integrate human factors into the design of software and hardware, as well as […]

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Compucolor 8001

Compucolor 8001 Explained – Everything You Need To Know

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Can you imagine a world where our computers, phones, tablets, televisions, and even something as simple as our car’s digital display didn’t come equipped with a full range of colors? It sounds unfathomable, but this was the reality until 1973 when an electrical engineer dared to think beyond the monochrome displays of the present and […]

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SSEM in 1948

SSEM (Small Scale Experimental Machine) – Everything You Need To Know

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In the early days of computers, sometimes all it took to change the history books was a single revolutionary idea. For the stored-program electronic digital computer, this single idea derived from a curious question: what if you could store both analog and digital information on the same storage device? It took many minds and many […]

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The birth of the modern computer

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History of Computers and Computing, The birth of the modern computer So, who invented the computer?(Un)fortunately, there is not a simple answer to this question. The modern computer is such a complex amalgam of logic and engineering, that it would be ludicrous to single out any one person as THE INVENTOR. In this section I […]

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Whirlwind – Complete History of the Whirlwind Computer

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Whirlwind Computer Jay Wright Forrester was born on July 14, 1918, and grew up on a cattle ranch in Anselmo, Nebraska, USA. While in local high school, he built a wind-driven, 12-volt electrical system using old car parts, and it gave the ranch its first electric power. After high school, in 1936 he enrolled in […]

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Electronic computer

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History of Computers and Computing, The birth of the electronic computer, Electronic computer ABC (Atanasoff/Berry Computer), John Atanasoff and Clifford Berry, 1939 Colossus, Maxwell Newman and Thomas Flowers, 1943 ENIAC, John Mauchly and John Eckert, 1945 SSEM, Frederic Williams and Tom Kilburn, 1948 Ferranti Mark 1, 1951 Whirlwind, Jay Forrester, 1951 PDP-1, Ben Gurley, 1959 […]

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Smal Part of Sage's CPU

SAGE Computer System Explained – Everything You Need To Know

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5 Facts about SAGE Computer System The full form of SAGE is a Semi-Automatic Ground-Environment computer. The weight of SAGE Computer System was more than 250 tons in total. During the 1950s, SAGE was the world’s largest computer project, ushering IBM into the new computing world. Between 1952 and 1955, computers accounted for 80% of […]

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PDP-1 Explained – Everything You Need To Know

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3 Facts About PDP-1 The PDP- 1 is well-known for being the computer that played the most essential role in the development of hacker culture at MIT and BBN. The PDP-1 is the original hardware for playing Steve Russell’s Spacewar!, the world’s first minicomputer game. The PDP-1 is famous for being significant in the creation […]

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Kilburn in front of Atlas computer

Atlas Computer Explained – Everything You Need To Know

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3 Facts about Atlas Computer Atlas is considered one of the first supercomputers. It was the first computer to use virtual memory. It championed multiprogramming. Atlas Computer History The Atlas computer was developed by Tom Kilburn, an inventor and professor at the University of Manchester. Kilburn and his team began working on Atlas in 1956 […]

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touchscreen

Touch Screen Explained – Everything You Need To Know

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3 Facts about Touch Screen More than 90% of touchscreens are capacitive. Touchscreens have an average durability period of 3 years. Almost all touchscreen devices feature a Liquid-Crystal Display, LCD. Touch Screen History The concept of now-ubiquitous touch screen interface was put into words in October 1965, when Eric Arthur Johnson, an engineer at the […]

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Fritz Pfleumer and the magnetic tape device

Magnetic Tape Explained – Everything You Need To Know

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3 Facts about Magnetic Tape Magnetic tapes were initially created for audio storage. The device is approximately 20% faster than other types of storage devices. Magnetic tapes were invented in Germany. Magnetic tapes originally had a small storage capacity. Magnetic Tape History The magnetic tape is the oldest memory media for computers, still in use […]

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First Transistor 1947

Semiconductor Transistor

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4 Facts about the Semiconductor Transistor A semiconductor transistor is a device used to amplify or switch electrical impulses. The transistor is a fundamental component of modern electronics, and contains three terminals to connect to an electric circuit. In 1956, the Nobel Prize in Physics was given for creating the transistor which has been recognized […]

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Computer Scanner — Everything You Need To Know

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5 Facts About Computer Scanners The history of Computer scanners began when Rudolf Hell came up with the idea for the fax machine about 50 years ago. The scanner was then invented in Kiel, starting with the fax machine. The first image it scanned was of Walden, the son of the inventor of computers scanner. […]

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The Complete History of the Modem

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3 Facts About The Modem “Modem” is an abbreviation of the device’s function, which is to act as a modulator-demodulator for data signals traversing analog and digital networks. As the product evolved, the transfer speeds increased not only because of the actual transfer rate, but also because of the protocols used to transfer data. Eventually […]

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printed circuit board

Printed Circuit Board Explained — Everything You Need To Know

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Four Facts about the Printed Circuit Board The first circuit board of any kind was invented in 1925 by Charles Ducas. It featured types of conductive material stencils over a wooden board. The inventor of the printed circuit board, Paul Eisler, inadvertently signed over PCB manufacturing and the patent rights to Technograph for one pound […]

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Modern-day wireless computer mouse.

Computer Mouse: Complete History

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Four Facts About the Computer Mouse Douglas Engelbart and Bill English named their first prototype after the rodent due to its shape. The name computer “mouse” has been used ever since the first prototype. The primary inventor of the mouse, Doug Engelbart, never received any royalties because the patent was held by the Stanford Research […]

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The first single-chip 16-bit microprocessor

Microprocessor Explained – Everything You Need To Know

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3 Facts About Microprocessor Microprocessors were initially called “Microcomputer on a chip” until 1972. You need at least two (2) months to create a microprocessor. Microprocessors are made from quartz, metals, silicon, and other chemicals. Microprocessor History Microprocessors are computer processors containing logic, arithmetic, and control circuitry needed for a computer’s CPU to function correctly. In […]

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Liquid Crystal Display

Liquid Crystal Display Explained – Everything You Need To Know

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3 Facts about Liquid Crystal Display Magnets do not affect LCDs. At least 200million+ Liquid Crystal Display TVs get sold every year. LCDs do not produce light. Liquid Crystal Display History A liquid crystal display (LCD) is a flat and thin panel used for displaying information on watches, phones, computer monitors, televisions, and numerous other […]

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Magnetic Drum Memory Explained – Everything You Need To Know

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Magnetic drum memory was a magnetic data storage device. Since its founding in 1932, the drum became the backbone of many early computers. It formed the primary working memory of the computer and sometimes served as the secondary storage. But later on, the magnetic core memory and hard disk drives came into existence and replaced […]

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Laser Printer

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6 Facts About Laser Printer IBM invented the first laser printer in 1985. It was known as the IBM 3800 and was capable of printing 180 pages per minute.  Each laser printer cartridge is equivalent to around one gallon of oil. The majority of the components in laser printer cartridges are recyclable. Initially, laser printers were […]

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