Amplifiers – Signal feedback – Combined with control of bias voltage of signal amplifier
Patent
1976-10-06
1977-08-09
Mullins, James B.
Amplifiers
Signal feedback
Combined with control of bias voltage of signal amplifier
330 30D, H03G 330
Patent
active
040414094
ABSTRACT:
A radio-frequency automatic gain control circuit wherein at the time of a weak field input, the input signal is amplified by a differential amplifier, and at the time of an intense field input, the differential amplifier is operated as a grounded-emitter amplifier.
REFERENCES:
patent: 3838210 (1974-09-01), Peil
Kawamura Masami
Kominami Yasuo
Suzuki Yukio
Hitachi , Ltd.
Mullins James B.
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