Transistor
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A transistor is a semiconductor device used to amplify or switch electrical signals and power. It is one of the basic building blocks of modern electronics. It is composed of semiconductor material, u
Julius Edgar Lilienfeld proposed the concept of a field-effect transistor in 1925.
John Bardeen, William Shockley, and Walter Brattain at Bell Labs in 1948; Bardeen and Brattain invented the point-contact transistor in 1947 and Shockley invented the bipolar junction transistor in 1948.
A replica of the first working transistor, a point-contact transistor invented in 1947
Integrated circuit
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An integrated circuit, also known as a microchip or simply chip, is a compact assembly of electronic circuits formed from various electronic components, such as transistors, resistors, and capacitors,
A microscope image of an integrated circuit die used to control LCDs. The pinouts are the dark circles surrounding the integrated circuit.
Jack Kilby’s original integrated circuit – the first in the world – made from germanium with gold-wire interconnects.
Dov Frohman, an Israeli electrical engineer who developed the EPROM in 1969–1971
A/D converter IC in a DIP