KR870002697U - 오디오 뮤팅회로 - Google Patents

오디오 뮤팅회로

Info

Publication number
KR870002697U
KR870002697U KR2019850009221U KR850009221U KR870002697U KR 870002697 U KR870002697 U KR 870002697U KR 2019850009221 U KR2019850009221 U KR 2019850009221U KR 850009221 U KR850009221 U KR 850009221U KR 870002697 U KR870002697 U KR 870002697U
Authority
KR
South Korea
Prior art keywords
muting circuit
audio muting
audio
circuit
muting
Prior art date
Application number
KR2019850009221U
Other languages
English (en)
Other versions
KR880001477Y1 (ko
Inventor
지완하
박경수
최영진
최장덕
권태복
Original Assignee
주식회사 금성사
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 주식회사 금성사 filed Critical 주식회사 금성사
Priority to KR2019850009221U priority Critical patent/KR880001477Y1/ko
Publication of KR870002697U publication Critical patent/KR870002697U/ko
Application granted granted Critical
Publication of KR880001477Y1 publication Critical patent/KR880001477Y1/ko

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 or when only weak signals are present, or caused by the presence of noise signals, e.g. squelch systems
    • H03G3/348—Muting in response to a mechanical action or to power supply variations, e.g. during tuning; Click removal circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
    • H03F1/305—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters in case of switching on or off of a power supply

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
KR2019850009221U 1985-07-22 1985-07-22 오디오 뮤팅회로 KR880001477Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019850009221U KR880001477Y1 (ko) 1985-07-22 1985-07-22 오디오 뮤팅회로

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019850009221U KR880001477Y1 (ko) 1985-07-22 1985-07-22 오디오 뮤팅회로

Publications (2)

Publication Number Publication Date
KR870002697U true KR870002697U (ko) 1987-03-18
KR880001477Y1 KR880001477Y1 (ko) 1988-04-21

Family

ID=19244043

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019850009221U KR880001477Y1 (ko) 1985-07-22 1985-07-22 오디오 뮤팅회로

Country Status (1)

Country Link
KR (1) KR880001477Y1 (ko)

Also Published As

Publication number Publication date
KR880001477Y1 (ko) 1988-04-21

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Legal Events

Date Code Title Description
A201 Request for examination
O032 Opposition [utility model]: request for opposition
O121 Withdrawal of opposition [utility model]
E701 Decision to grant or registration of patent right
O071 Decision to grant registration after opposition [utility model]: decision to grant registration
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 19941227

Year of fee payment: 8

LAPS Lapse due to unpaid annual fee