Dual feedback amplifier

Amplifiers – Signal feedback – Combined with control of bias voltage of signal amplifier

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Details

330102, 330103, 330105, 330106, 330107, 330109, H03F 134

Patent

active

039720020

ABSTRACT:
Current and voltage feedback are used in separate frequency dependent major loops around a high gain broadband amplifier to produce frequency shaped gain and matched input and output impedances.

REFERENCES:
patent: 2131393 (1938-09-01), Stillwell
patent: 2541322 (1951-02-01), Barngy
patent: 3493882 (1970-02-01), Seader et al.
patent: 3820036 (1974-06-01), Aiciyama
Chaplin et al., "Transistor Stage for Wideband Amplifiers" Institution of Electrical Engineers -- Proceedings, vol. 106, Pt.B. Supplement No. 16, May 1959 pp. 762-772.

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