Modulators – Amplitude modulator – Nonlinear device controlled by modulating signal
Patent
1977-03-25
1978-08-29
Mullins, James B.
Modulators
Amplitude modulator
Nonlinear device controlled by modulating signal
330 86, 330282, H03C 300
Patent
active
041107080
ABSTRACT:
A switchable gain amplifier for use in an FM broadcasting system wherein the gain of a modulating signal is automatically switched to a selected level in accordance with the use or non-use of plural input channels.
REFERENCES:
patent: 3470487 (1969-09-01), Lucas et al.
patent: 3619511 (1971-11-01), Ishikawa
patent: 3714590 (1973-01-01), Freeman et al.
Harris Corporation
Mullins James B.
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