JPS5689133A - Muting circuit - Google Patents

Muting circuit

Info

Publication number
JPS5689133A
JPS5689133A JP16660179A JP16660179A JPS5689133A JP S5689133 A JPS5689133 A JP S5689133A JP 16660179 A JP16660179 A JP 16660179A JP 16660179 A JP16660179 A JP 16660179A JP S5689133 A JPS5689133 A JP S5689133A
Authority
JP
Japan
Prior art keywords
input
level
signal
vcc
approximately
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.)
Granted
Application number
JP16660179A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6259934B2 (OSRAM
Inventor
Masumitsu Shimada
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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric Co Ltd
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 Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Priority to JP16660179A priority Critical patent/JPS5689133A/ja
Publication of JPS5689133A publication Critical patent/JPS5689133A/ja
Publication of JPS6259934B2 publication Critical patent/JPS6259934B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/34—Muting amplifier when no signal is present
    • H03G3/341—Muting when no signals or only weak signals are present

Landscapes

  • Noise Elimination (AREA)
JP16660179A 1979-12-20 1979-12-20 Muting circuit Granted JPS5689133A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16660179A JPS5689133A (en) 1979-12-20 1979-12-20 Muting circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16660179A JPS5689133A (en) 1979-12-20 1979-12-20 Muting circuit

Publications (2)

Publication Number Publication Date
JPS5689133A true JPS5689133A (en) 1981-07-20
JPS6259934B2 JPS6259934B2 (OSRAM) 1987-12-14

Family

ID=15834309

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16660179A Granted JPS5689133A (en) 1979-12-20 1979-12-20 Muting circuit

Country Status (1)

Country Link
JP (1) JPS5689133A (OSRAM)

Also Published As

Publication number Publication date
JPS6259934B2 (OSRAM) 1987-12-14

Similar Documents

Publication Publication Date Title
GB1526636A (en) Circuit for automatic dynamic compression or expansion
JPS55158715A (en) Gain control circuit
JPS5689133A (en) Muting circuit
JPS5591220A (en) Bass compensating circuit
JPS5745715A (en) Schmitt trigger circuit
JPS5689134A (en) Muting circuit
JPS5652926A (en) Display controlling circuit
JPS5620315A (en) Low-frequency amplifying circuit
JPS57111112A (en) Variable gain amplifier
JPS5717207A (en) Amplifying circuit
JPS56109012A (en) Automatic gain control circuit
JPS56154811A (en) Am receiver
JPS562767A (en) Impulsive noise eliminating circuit
JPS51117857A (en) Automatic gain control circuit
JPS52105756A (en) Level adjustment circuit
JPS5535544A (en) Sound buzz erasing unit of television receiver
JPS54118765A (en) Hysteresis circuit
JPS5797227A (en) Electronic switching amplifying circuit
JPS5338380A (en) Peak detecting circuit
JPS56149107A (en) Automatic gain control circuit
JPS56157569A (en) Logarithmic amplifier
JPS5489468A (en) Automatic gain control circuit
JPS5490466A (en) Proportionally operating circuit
JPS5797226A (en) Signal switching circuit
JPS56144641A (en) Muting device of car-mounted radio