JPS5298515A - Headphone - Google Patents

Headphone

Info

Publication number
JPS5298515A
JPS5298515A JP1482076A JP1482076A JPS5298515A JP S5298515 A JPS5298515 A JP S5298515A JP 1482076 A JP1482076 A JP 1482076A JP 1482076 A JP1482076 A JP 1482076A JP S5298515 A JPS5298515 A JP S5298515A
Authority
JP
Japan
Prior art keywords
headphone
rear side
magnetic pole
forming
frequency characteristics
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.)
Granted
Application number
JP1482076A
Other languages
Japanese (ja)
Other versions
JPS5644631B2 (en
Inventor
Katsuhiro Onuki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Victor Company of Japan Ltd
Original Assignee
Victor Company of Japan Ltd
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 Victor Company of Japan Ltd filed Critical Victor Company of Japan Ltd
Priority to JP1482076A priority Critical patent/JPS5298515A/en
Publication of JPS5298515A publication Critical patent/JPS5298515A/en
Publication of JPS5644631B2 publication Critical patent/JPS5644631B2/ja
Granted 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
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/225—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only  for telephonic receivers

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Headphones And Earphones (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)

Abstract

PURPOSE:To improve frequency characteristics in middle and high ranges by forming an acoustical transparent circular part of a small diameter having a required ratio with a diaphragm diameter to the magnetic pole plate on the rear side.
JP1482076A 1976-02-16 1976-02-16 Headphone Granted JPS5298515A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1482076A JPS5298515A (en) 1976-02-16 1976-02-16 Headphone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1482076A JPS5298515A (en) 1976-02-16 1976-02-16 Headphone

Publications (2)

Publication Number Publication Date
JPS5298515A true JPS5298515A (en) 1977-08-18
JPS5644631B2 JPS5644631B2 (en) 1981-10-21

Family

ID=11871669

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1482076A Granted JPS5298515A (en) 1976-02-16 1976-02-16 Headphone

Country Status (1)

Country Link
JP (1) JPS5298515A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5448228A (en) * 1977-08-31 1979-04-16 Akg Akustische Kino Geraete Headphone
JPS5933999A (en) * 1982-08-18 1984-02-24 Nissan Shatai Co Ltd Structure of flat type speaker

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5256519A (en) * 1975-11-01 1977-05-10 Sony Corp Electroacoustic transducer

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5256519A (en) * 1975-11-01 1977-05-10 Sony Corp Electroacoustic transducer

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5448228A (en) * 1977-08-31 1979-04-16 Akg Akustische Kino Geraete Headphone
JPS585637B2 (en) * 1977-08-31 1983-02-01 ア−・カ−・ゲ−・アクステイツシエ・ウント・キノ↓−ゲレ−テ・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング headphone
JPS5933999A (en) * 1982-08-18 1984-02-24 Nissan Shatai Co Ltd Structure of flat type speaker

Also Published As

Publication number Publication date
JPS5644631B2 (en) 1981-10-21

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