KR870019174U - 자동 음량 조절 회로 - Google Patents

자동 음량 조절 회로

Info

Publication number
KR870019174U
KR870019174U KR2019860006207U KR860006207U KR870019174U KR 870019174 U KR870019174 U KR 870019174U KR 2019860006207 U KR2019860006207 U KR 2019860006207U KR 860006207 U KR860006207 U KR 860006207U KR 870019174 U KR870019174 U KR 870019174U
Authority
KR
South Korea
Prior art keywords
control circuit
volume control
automatic volume
automatic
circuit
Prior art date
Application number
KR2019860006207U
Other languages
English (en)
Other versions
KR910009481Y1 (ko
Inventor
박정은
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 KR2019860006207U priority Critical patent/KR910009481Y1/ko
Publication of KR870019174U publication Critical patent/KR870019174U/ko
Application granted granted Critical
Publication of KR910009481Y1 publication Critical patent/KR910009481Y1/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
    • H03G3/32—Automatic control in amplifiers having semiconductor devices the control being dependent upon ambient noise level or sound level
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/06—Volume compression or expansion in amplifiers having semiconductor devices
KR2019860006207U 1986-05-03 1986-05-03 자동 음량 조절 회로 KR910009481Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019860006207U KR910009481Y1 (ko) 1986-05-03 1986-05-03 자동 음량 조절 회로

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019860006207U KR910009481Y1 (ko) 1986-05-03 1986-05-03 자동 음량 조절 회로

Publications (2)

Publication Number Publication Date
KR870019174U true KR870019174U (ko) 1987-12-28
KR910009481Y1 KR910009481Y1 (ko) 1991-12-09

Family

ID=19251392

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019860006207U KR910009481Y1 (ko) 1986-05-03 1986-05-03 자동 음량 조절 회로

Country Status (1)

Country Link
KR (1) KR910009481Y1 (ko)

Also Published As

Publication number Publication date
KR910009481Y1 (ko) 1991-12-09

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