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Loudspeakers by Keith Holland, Philip Newell

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Chapter 6

Effects of amplifiers and cables

Clearly, no loudspeaker can do its job unless it is connected to a suitable power amplifier, and to make that connection, an appropriate cable is required. As no cable can improve any signal which it is passing (unless it is filtering out some other problem that should not be there) it must be concluded that the best cable is no cable. Moreover, as no amplifier can improve the accuracy of the signal which it is passing, the only conclusion which can be drawn is that the combination of amplifier and cable can only degrade the signal. However, as we must use an amplifier and a cable, art and science are both employed in order to minimise the inevitable degradation.

Well, at least that is the situation ...

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