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the first phone
American Charles Grafton Page passed an electric current through a coil of wire placed between the poles of a horseshoe magnet. He observed that connecting and disconnecting the current caused a ringing sound in the magnet. He called this effect "galvanic music" -
the first tv
This was the first mechanical television made by General Electric to be demonstrated in public. The TV was powered by rapidly spinning wheels. They made the TV as an experiment and was meant to air the first TV drama, The Queen's messenger. It had a 3-inch screen. -
the first radio
n radio communications, a radio receiver (radio) is an electronic device that receives radio waves and converts the information carried by them to a usable form. It is used with an antenna. The antenna intercepts radio waves (electromagnetic waves) and converts them to tiny alternating currents which are applied to the receiver, and the receiver extracts the desired information. -
eniac
ENIAC was the first large scale reprogrammable digital digital computer capable of solving a full range of computing problems, being the world's first universal digital computer. Although some computers with some of these properties, such as Z3 by Konrad Couch, had already been built, ENIAC was the first purely reprogrammable computer to simulate a Universal Turing Machine. -
the first mobile phone
, made the first mobile telephone call from handheld subscriber equipment, placing a call to Dr. Joel S. Engel of Bell Labs, his rival. The prototype handheld phone used by Dr. Cooper weighed 1.1 kg (2.42 lb) and measured 23 cm long, 13 cm deep and 4.45 cm wide. The prototype offered a talk time of just 30 minutes and took 10 hours to re-charge -
the first laptop
The Osborne 1 had a five-inch screen, incorporating a modem port, two 5 1/4 floppy drives, a big collection of bundled software applications, and a battery pack. The computer company was a failure and did not last for very long -
the first pc
It is considered a milestone in computer history as it marked the beginning of a new era, both for its innovative features and for its open architecture, which was the forerunner of all compatible PCs (PC Compatibles). -
the first tablet
the GRIDPad tablet became available, based on an 8086 CPU. The founder of GRID, Jeff Hawkins, later went on to develop the Palmpilot. -
the first playstation
The console was released on 3 December 1994 in Japan,[2] 9 September 1995 in North America, 29 September 1995 in Europe, and for 15 November 1995 in Australia. -
the first xbox
The Xbox 360 is a home video game console developed by Microsoft. As the successor to the original Xbox, it is the second console in the Xbox series. It competed with Sony's PlayStation 3 and Nintendo's Wii as part of the seventh generation of video game consoles -
iphone 1
The iPhone is the first smartphone model designed and marketed by Apple Inc. It is the first generation of iPhone that was announced on January 9, 2007 after years of rumors and speculation.It was introduced in the United States on June 29, 2007, and it featured quad-band GSM cellular connectivity with GPRS and EDGE support for data transfer -
sony xperia x10
The Sony Ericsson Xperia X10 is a 2010 high end smartphone in the Xperia series designed by Sony Ericsson. It was the first Sony Ericsson smartphone to run the Android operating system. The phone was shipped with Android 1.6 (Donut)
