Signal strength meter circuit for radio receiver

Details Signal strength meter circuit for radio receiver Signal strength meter circuit for radio receiver

1991-11-26

1994-04-12

Eisenzopf, Reinhard J.

Telecommunications

Receiver or analog modulated signal frequency converter

Measuring or testing of receiver

4551551, H04B 1700

Patent

active

053034104

ABSTRACT:
A tuner has an intermediate-frequency amplifier and an automatic gain control which are connected to form a loop. A detector is connected to an input side of the intermediate-frequency amplifier so as to be applied with a signal to be applied to the intermediate-frequency amplifier. A logarithmic amplifier is provided for producing an output for logarithmic display on a signal meter.

REFERENCES:
patent: 3881155 (1975-04-01), Saikaishi
patent: 4186351 (1980-01-01), Brefini et al.
patent: 4360928 (1982-11-01), Campbell
patent: 4578820 (1986-03-01), Highton
patent: 4580287 (1986-04-01), Richards, Jr.
patent: 4619002 (1986-10-01), Thro

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