Television signal interference elimination circuit including a t

Details Television signal interference elimination circuit including a t Television signal interference elimination circuit including a t

1978-09-15

1980-07-29

Richardson, Robert L.

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

3581911, 455280, 455286, H04B 116, H04N 544

Patent

active

042153727

ABSTRACT:
A television signal processing circuit having an RF tuner includes a frequency responsive trap connected to a signal path of an IF amplifier to reject an undesirable interfering signal applied from the local oscillator of another tuner when the RF tuner and the other tuner are connected to a common antenna terminal.

REFERENCES:
patent: 2779924 (1957-01-01), Chatellier
patent: 3416086 (1968-12-01), Carlson
patent: 3519737 (1970-07-01), Marsh, Jr.

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