KR910006495U - Automatic gain adjustment circuit of voice response device - Google Patents

Automatic gain adjustment circuit of voice response device

Info

Publication number
KR910006495U
KR910006495U KR2019890013404U KR890013404U KR910006495U KR 910006495 U KR910006495 U KR 910006495U KR 2019890013404 U KR2019890013404 U KR 2019890013404U KR 890013404 U KR890013404 U KR 890013404U KR 910006495 U KR910006495 U KR 910006495U
Authority
KR
South Korea
Prior art keywords
adjustment circuit
automatic gain
gain adjustment
voice response
response device
Prior art date
Application number
KR2019890013404U
Other languages
Korean (ko)
Other versions
KR910007981Y1 (en
Inventor
이동현
Original Assignee
삼성전자 주식회사
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 삼성전자 주식회사 filed Critical 삼성전자 주식회사
Priority to KR2019890013404U priority Critical patent/KR910007981Y1/en
Publication of KR910006495U publication Critical patent/KR910006495U/en
Application granted granted Critical
Publication of KR910007981Y1 publication Critical patent/KR910007981Y1/en

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
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
    • H03G3/301—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/002—Volume compression or expansion in amplifiers in untuned or low-frequency amplifiers, e.g. audio amplifiers
    • H03G7/004—Volume compression or expansion in amplifiers in untuned or low-frequency amplifiers, e.g. audio amplifiers using continuously variable impedance devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Control Of Amplification And Gain Control (AREA)
KR2019890013404U 1989-09-11 1989-09-11 Agc circuit of voice response system KR910007981Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019890013404U KR910007981Y1 (en) 1989-09-11 1989-09-11 Agc circuit of voice response system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019890013404U KR910007981Y1 (en) 1989-09-11 1989-09-11 Agc circuit of voice response system

Publications (2)

Publication Number Publication Date
KR910006495U true KR910006495U (en) 1991-04-25
KR910007981Y1 KR910007981Y1 (en) 1991-10-10

Family

ID=19289972

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019890013404U KR910007981Y1 (en) 1989-09-11 1989-09-11 Agc circuit of voice response system

Country Status (1)

Country Link
KR (1) KR910007981Y1 (en)

Also Published As

Publication number Publication date
KR910007981Y1 (en) 1991-10-10

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Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 20010924

Year of fee payment: 11

LAPS Lapse due to unpaid annual fee