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Amplifiers, input and output resistance

  • Posted by fisher
  • November 21, 2007

Amplifiers are not just about gain, they are much more about matching output and input resistance in a signal chain. The idea of negative feedback was invented by H.S. Black in 1927. Here is a link to a paper describing the evolution of the idea.

PS Yes, that is a rip in my pants in the video.

 
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Transmission Lines 2

  • Posted by fisher
  • November 8, 2007

Mysteries of transmission lines revealed.

 
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