Radio receiver

Details Radio receiver Radio receiver

1975-04-10

1976-12-28

Griffin, Robert L.

325459, 325460, H04B 132

Patent

active

040004708

ABSTRACT:
A radio receiver for use in monitoring a plurality of channels of predetermined frequencies in a plurality of predetermined frequency bands, in which radio receiver, specially arranged receptacles for crystal insertion comprising common receptacles and corresponding receptacles each composed of a pair of conductive means are incorporated for efficient band selection and frequency setting by merely inserting crystals in the receptacles. The radio receiver further includes an auxiliary tripler for ensuring optimum performance even when the triple frequency relation in the frequency multiplication is deviated from in the plurality of frequency bands.

REFERENCES:
patent: 3821651 (1974-06-01), Fathauer
patent: 3824475 (1974-07-01), Pflasterer
patent: 3873924 (1975-03-01), Fathauer
patent: 3895303 (1975-07-01), Imazeki et al.

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