Amplifiers – With semiconductor amplifying device – Including frequency-responsive means in the signal...
Patent
1986-09-11
1988-07-12
Mullins, James B.
Amplifiers
With semiconductor amplifying device
Including frequency-responsive means in the signal...
455286, 455292, 455293, H03F 3189, H04B 118
Patent
active
047572779
ABSTRACT:
A compensating amplifier for an automobile antenna which is relatively short and free from interference from high frequency band television signals. The amplifier includes an inductive element in a primary serial tuning circuit of a multiple tuning circuit of an antenna which is connected in parallel to a condenser, and the parallel resonant frequency of a parallel circuit which is formed by the inductive element and the condenser is set at approximately the same resonant frequency as the resonant frequency of the antenna.
REFERENCES:
patent: 1738274 (1929-12-01), Anderson
patent: 4157547 (1979-06-01), Freimark et al.
Nakase Kazuhiko
Satoh Shuki
Harada Kogyo Kabushiki Kaisha
Mullins James B.
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