Толковый словарь английского языка Oxford English Reference - superheterodyne
Superheterodyne
superheterodyne
adj. & n. --adj. denoting or characteristic of a system of radio reception in which a local variable oscillator is tuned to beat at a constant ultrasonic frequency with carrier-wave frequencies, making it unnecessary to vary the amplifier tuning and securing greater selectivity. --n. a superheterodyne receiver. Etymology: SUPERSONIC + HETERODYNE
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adjective Etymology: supersonic + heterodyne Date: 1922 used in or being a radio receiver in which an incoming signal is mixed with a locally generated frequency to produce an ultrasonic signal that is then rectified, amplified, and rectified again to reproduce the sound, ~ noun ...Толковый словарь английского языка
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