Bell Telephone Laboratories invents the Transistor and changed the world

At the Bell Telephone Laboratories, Murray Hill, NJ, USA, the first demonstration of a transistor took place on June 30th 1948. Continue reading

The first tape recorder was the Blattnerphone

Blattnerphone was a Tape recorder developed by the German film producer Louis Blattner in 1929. Continue reading

Transistor portable television

The Sony Corporation, a consumer electronics firm founded in Tokyo, Japan, in 1946 by Masaru Ibuka and Akio Morita, introduced in 1960, an All-transistor portable television was a small set with an 8-inch screen (20cm)
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Game Boy

In 1989, the Nintendo Company Ltd., Japan, introduced a handheld video game called the Game Boy. Continue reading

Ultraviolet solid-state laser

In late 1993 the Sony KK of Tokyo, Japan, announced they developed an Ultraviolet solid-state laser, capable of generated a continuous 1-watt wave beam at a 266 nano-meters wavelength. Continue reading