JPS5250110A - Muting equipment of fm receiver of synthesizer system - Google Patents

Muting equipment of fm receiver of synthesizer system

Info

Publication number
JPS5250110A
JPS5250110A JP12613575A JP12613575A JPS5250110A JP S5250110 A JPS5250110 A JP S5250110A JP 12613575 A JP12613575 A JP 12613575A JP 12613575 A JP12613575 A JP 12613575A JP S5250110 A JPS5250110 A JP S5250110A
Authority
JP
Japan
Prior art keywords
muting
equipment
receiver
synthesizer system
locak
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP12613575A
Other languages
Japanese (ja)
Inventor
Morio Kumagai
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TRIO KENWOOD CORP
Torio KK
Original Assignee
TRIO KENWOOD CORP
Torio KK
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by TRIO KENWOOD CORP, Torio KK filed Critical TRIO KENWOOD CORP
Priority to JP12613575A priority Critical patent/JPS5250110A/en
Publication of JPS5250110A publication Critical patent/JPS5250110A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/34—Muting amplifier when no signal is present or when only weak signals are present, or caused by the presence of noise signals, e.g. squelch systems

Abstract

PURPOSE:The phase lock loop is used for locak oscillator circuit, and division ratio is detarmined by output of digital code corresponding to reception frequency. In this way, a muting equipment which operates with virtually no time lag.
JP12613575A 1975-10-20 1975-10-20 Muting equipment of fm receiver of synthesizer system Pending JPS5250110A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12613575A JPS5250110A (en) 1975-10-20 1975-10-20 Muting equipment of fm receiver of synthesizer system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12613575A JPS5250110A (en) 1975-10-20 1975-10-20 Muting equipment of fm receiver of synthesizer system

Publications (1)

Publication Number Publication Date
JPS5250110A true JPS5250110A (en) 1977-04-21

Family

ID=14927528

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12613575A Pending JPS5250110A (en) 1975-10-20 1975-10-20 Muting equipment of fm receiver of synthesizer system

Country Status (1)

Country Link
JP (1) JPS5250110A (en)

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