Jeff Tanner wrote: > > ----- Original Message ----- From: "Ron Nossaman" <rnossaman at cox.net> >> Yes, it is necessary to add energy to amplify. A soundboard's not an >> amplifier either. >> Ron N > > > Yet, it amplifies. > Jeff No, it doesn't. It transduces, at a net loss. The energy output is less than the input, the difference being absorbed by the system. If there were such a thing as a free amplifier, you could daisy chain the things and run the world on a flashlight battery. Look up James Maxwell. Ron N
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