KR890021927U - Laudin frequency adjustment circuit - Google Patents

Laudin frequency adjustment circuit

Info

Publication number
KR890021927U
KR890021927U KR2019880005200U KR880005200U KR890021927U KR 890021927 U KR890021927 U KR 890021927U KR 2019880005200 U KR2019880005200 U KR 2019880005200U KR 880005200 U KR880005200 U KR 880005200U KR 890021927 U KR890021927 U KR 890021927U
Authority
KR
South Korea
Prior art keywords
laudin
adjustment circuit
frequency adjustment
frequency
circuit
Prior art date
Application number
KR2019880005200U
Other languages
Korean (ko)
Other versions
KR900008803Y1 (en
Inventor
장성철
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 KR2019880005200U priority Critical patent/KR900008803Y1/en
Publication of KR890021927U publication Critical patent/KR890021927U/en
Application granted granted Critical
Publication of KR900008803Y1 publication Critical patent/KR900008803Y1/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/16—Automatic control
    • H03G5/24—Automatic control in frequency-selective amplifiers
    • H03G5/28—Automatic control in frequency-selective amplifiers having semiconductor devices
    • 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
    • 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
    • H03G7/005—Volume compression or expansion in amplifiers in untuned or low-frequency amplifiers, e.g. audio amplifiers using discontinuously variable devices, e.g. switch-operated

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
KR2019880005200U 1988-04-11 1988-04-11 Loudness frequency control circuit KR900008803Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019880005200U KR900008803Y1 (en) 1988-04-11 1988-04-11 Loudness frequency control circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019880005200U KR900008803Y1 (en) 1988-04-11 1988-04-11 Loudness frequency control circuit

Publications (2)

Publication Number Publication Date
KR890021927U true KR890021927U (en) 1989-11-03
KR900008803Y1 KR900008803Y1 (en) 1990-09-24

Family

ID=19274163

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019880005200U KR900008803Y1 (en) 1988-04-11 1988-04-11 Loudness frequency control circuit

Country Status (1)

Country Link
KR (1) KR900008803Y1 (en)

Also Published As

Publication number Publication date
KR900008803Y1 (en) 1990-09-24

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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: 19970829

Year of fee payment: 10

LAPS Lapse due to unpaid annual fee