KR900003898U - Space Wider Circuit - Google Patents

Space Wider Circuit

Info

Publication number
KR900003898U
KR900003898U KR2019880010851U KR880010851U KR900003898U KR 900003898 U KR900003898 U KR 900003898U KR 2019880010851 U KR2019880010851 U KR 2019880010851U KR 880010851 U KR880010851 U KR 880010851U KR 900003898 U KR900003898 U KR 900003898U
Authority
KR
South Korea
Prior art keywords
space wider
wider circuit
circuit
space
wider
Prior art date
Application number
KR2019880010851U
Other languages
Korean (ko)
Other versions
KR910001648Y1 (en
Inventor
이순일
김국일
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 KR2019880010851U priority Critical patent/KR910001648Y1/en
Publication of KR900003898U publication Critical patent/KR900003898U/en
Application granted granted Critical
Publication of KR910001648Y1 publication Critical patent/KR910001648Y1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/04—Circuit arrangements, e.g. for selective connection of amplifier inputs/outputs to loudspeakers, for loudspeaker detection, or for adaptation of settings to personal preferences or hearing impairments
    • 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
    • H03G7/06—Volume compression or expansion in amplifiers having semiconductor devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Stereophonic System (AREA)
KR2019880010851U 1988-07-01 1988-07-01 Space wider circuit KR910001648Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019880010851U KR910001648Y1 (en) 1988-07-01 1988-07-01 Space wider circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019880010851U KR910001648Y1 (en) 1988-07-01 1988-07-01 Space wider circuit

Publications (2)

Publication Number Publication Date
KR900003898U true KR900003898U (en) 1990-02-08
KR910001648Y1 KR910001648Y1 (en) 1991-03-18

Family

ID=19277121

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019880010851U KR910001648Y1 (en) 1988-07-01 1988-07-01 Space wider circuit

Country Status (1)

Country Link
KR (1) KR910001648Y1 (en)

Also Published As

Publication number Publication date
KR910001648Y1 (en) 1991-03-18

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 19970220

Year of fee payment: 7

LAPS Lapse due to unpaid annual fee