This file type includes high resolution graphics and schematics. The spread of h FE values in a batch of transistors may be wide enough to cause unreliable performance during mass production of a ...

As with many inventions, two people had the idea for an integrated circuit at almost the same time. Transistors had become commonplace in everything from radios to phones to computers, and now ...

What began as research to improve telephone service became one of the most important inventions in electronics history. In 1945, AT&T’s research division, Bell Labs, began working on technology to ...