KR910004062A - 확성기 장치 - Google Patents

확성기 장치 Download PDF

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Publication number
KR910004062A
KR910004062A KR1019900010849A KR900010849A KR910004062A KR 910004062 A KR910004062 A KR 910004062A KR 1019900010849 A KR1019900010849 A KR 1019900010849A KR 900010849 A KR900010849 A KR 900010849A KR 910004062 A KR910004062 A KR 910004062A
Authority
KR
South Korea
Prior art keywords
loudspeaker
loudspeaker device
voice coil
coil
coil bobbin
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
KR1019900010849A
Other languages
English (en)
Korean (ko)
Inventor
기요후미 이나나가
히로유끼 소가와
Original Assignee
오오가 노리오
소니 가부시끼가이샤
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 오오가 노리오, 소니 가부시끼가이샤 filed Critical 오오가 노리오
Publication of KR910004062A publication Critical patent/KR910004062A/ko
Withdrawn legal-status Critical Current

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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
KR1019900010849A 1989-07-20 1990-07-18 확성기 장치 Withdrawn KR910004062A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP85489 1989-07-20
JP1989085489U JPH0324796U (enrdf_load_stackoverflow) 1989-07-20 1989-07-20

Publications (1)

Publication Number Publication Date
KR910004062A true KR910004062A (ko) 1991-02-28

Family

ID=31634651

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900010849A Withdrawn KR910004062A (ko) 1989-07-20 1990-07-18 확성기 장치

Country Status (2)

Country Link
JP (1) JPH0324796U (enrdf_load_stackoverflow)
KR (1) KR910004062A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101689332B1 (ko) 2015-09-11 2016-12-23 충남대학교산학협력단 정보 기반 소리 음량 조절 장치 및 그 방법

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101689332B1 (ko) 2015-09-11 2016-12-23 충남대학교산학협력단 정보 기반 소리 음량 조절 장치 및 그 방법

Also Published As

Publication number Publication date
JPH0324796U (enrdf_load_stackoverflow) 1991-03-14

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Legal Events

Date Code Title Description
PA0109 Patent application

Patent event code: PA01091R01D

Comment text: Patent Application

Patent event date: 19900718

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid