Patent
1975-04-25
1976-07-06
Libman, George H.
325376, 325457, 325490, H04B 118
Patent
active
039684393
ABSTRACT:
Radio receiver provided with varactor tuning. To maintain the signals across the varactor of the preselection circuit sufficiently small the receiver has a controlled input stage which is connected before the circuit and a limiter which has a controlled threshold voltage and is connected to the input circuit.
REFERENCES:
patent: 3571719 (1971-03-01), Beary
Kropman Johannes Gerardus Albertus
van Dijkum Adalbertus Hermanus Jacobus Nieveen
Libman George H.
Steckler Henry I.
Trifari Frank R.
U.S. Philips Corporation
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