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a machine for printing text or pictures from type or plates.
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block printing is a technique for printing text, images or patterns used widely throughout East Asia and originating in China in.
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a picture made using a camera, in which an image is focused onto film or other light-sensitive.
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a system for transmitting messages from a distance along a wire, especially one creating signals by making and breaking an electrical connection.
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A silent film is a film with no synchronized recorded sound.
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The first wireless telephone conversation occurred in 1880, when Alexander Graham Bell and Charles Sumner Tainter invented the photophone.
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the transmission and reception of electromagnetic waves of radio frequency, especially those carrying sound messages.
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a book with a flexible paper binding.
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a system in which television programs are transmitted to the sets of subscribers by cable rather than by a broadcast signal.
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Electronic Numerical Integrator and Computer.
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a semiconductor device with three connections, capable of amplification in addition to rectification.
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Color motion picture film refers both to unexposed color photographic film in a format suitable for use in a motion picture camera.
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information on the color of the picture.
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a videocassette recorder.
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the theory and development of computer systems able to perform tasks that normally require human intelligence,
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An audio tape recorder, also known as a tape deck, tape player or tape machine
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The first artificial satellite was Sputnik, a Russian beach-ball-size space probe that lifted off on Oct. 4, 1957.
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a printer linked to a computer producing good-quality printed material by using a laser to form a pattern of electrostatically
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an accurate worldwide navigational and surveying facility based on the reception of signals from an array of orbiting satellites.
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a mobile device
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The Apple II is an 8-bit home computer and one of the world's first highly successful mass-produced microcomputer products.
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messages distributed by electronic means from one computer user to one or more recipients via a network.
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a vehicle that is capable of sensing its environment and moving safely with little or no human input.
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additive manufacturing.
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a global computer network providing a variety of information and communication facilities, consisting of interconnected networks using standardized communication protocols.
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a means of compressing a sound sequence into a very small file, to enable digital storage and transmission.
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is a peripheral device for a computer.
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watching videos
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a smartphone made by Apple
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a brand name for a tablet