JPS5220013A - Electric sound converter - Google Patents

Electric sound converter

Info

Publication number
JPS5220013A
JPS5220013A JP9584875A JP9584875A JPS5220013A JP S5220013 A JPS5220013 A JP S5220013A JP 9584875 A JP9584875 A JP 9584875A JP 9584875 A JP9584875 A JP 9584875A JP S5220013 A JPS5220013 A JP S5220013A
Authority
JP
Japan
Prior art keywords
sound converter
electric sound
converter
electric
superb
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.)
Pending
Application number
JP9584875A
Other languages
Japanese (ja)
Inventor
Kimio Uchida
Takehiko Sagara
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.)
Proterial Ltd
Original Assignee
Hitachi Metals 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 Hitachi Metals Ltd filed Critical Hitachi Metals Ltd
Priority to JP9584875A priority Critical patent/JPS5220013A/en
Publication of JPS5220013A publication Critical patent/JPS5220013A/en
Pending 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
    • H04R9/04—Construction, mounting, or centering of coil
    • H04R9/046—Construction
    • H04R9/047—Construction in which the windings of the moving coil lay in the same plane

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)

Abstract

PURPOSE:To provide all-surface driving electrodynamic electric sound converter which has high efficiency and superb frequency characteristics.
JP9584875A 1975-08-08 1975-08-08 Electric sound converter Pending JPS5220013A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9584875A JPS5220013A (en) 1975-08-08 1975-08-08 Electric sound converter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9584875A JPS5220013A (en) 1975-08-08 1975-08-08 Electric sound converter

Publications (1)

Publication Number Publication Date
JPS5220013A true JPS5220013A (en) 1977-02-15

Family

ID=14148781

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9584875A Pending JPS5220013A (en) 1975-08-08 1975-08-08 Electric sound converter

Country Status (1)

Country Link
JP (1) JPS5220013A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4384173A (en) * 1980-08-01 1983-05-17 Granus Corporation Electromagnetic planar diaphragm transducer
US4471173A (en) * 1982-03-01 1984-09-11 Magnepan, Inc. Piston-diaphragm speaker
US4471172A (en) * 1982-03-01 1984-09-11 Magnepan, Inc. Planar diaphragm transducer with improved magnetic circuit
US4480155A (en) * 1982-03-01 1984-10-30 Magnepan, Inc. Diaphragm type magnetic transducer
US5901235A (en) * 1997-09-24 1999-05-04 Eminent Technology, Inc. Enhanced efficiency planar transducers
WO2010106690A1 (en) * 2009-03-19 2010-09-23 パイオニア株式会社 Magnetic circuit for speaker device and speaker device

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4384173A (en) * 1980-08-01 1983-05-17 Granus Corporation Electromagnetic planar diaphragm transducer
US4471173A (en) * 1982-03-01 1984-09-11 Magnepan, Inc. Piston-diaphragm speaker
US4471172A (en) * 1982-03-01 1984-09-11 Magnepan, Inc. Planar diaphragm transducer with improved magnetic circuit
US4480155A (en) * 1982-03-01 1984-10-30 Magnepan, Inc. Diaphragm type magnetic transducer
US5901235A (en) * 1997-09-24 1999-05-04 Eminent Technology, Inc. Enhanced efficiency planar transducers
US6185310B1 (en) 1997-09-24 2001-02-06 Eminent Technology Incorporated Planar magnetic acoustical transducer stamped pole structures
WO2010106690A1 (en) * 2009-03-19 2010-09-23 パイオニア株式会社 Magnetic circuit for speaker device and speaker device
JPWO2010106690A1 (en) * 2009-03-19 2012-09-20 パイオニア株式会社 Speaker device

Similar Documents

Publication Publication Date Title
JPS51121239A (en) An amplification circuit
AU510185B2 (en) Power generator
JPS5235621A (en) Sound converter driving circuit
GB1546175A (en) High efficiency deflection circuit
JPS51126027A (en) High frequency power amplifier
AU506313B2 (en) Power from wave energy
JPS5220013A (en) Electric sound converter
JPS5245923A (en) High frequency speaker
JPS5214345A (en) Transistor sparking circuit
JPS51122425A (en) Speaker system
JPS5220012A (en) Electric sound converter
JPS5269512A (en) Reception equipment
JPS528817A (en) Speaker
JPS526522A (en) Electrostatic type transducer
JPS51128519A (en) Loudspeaker
JPS51128517A (en) Loudspeaker
JPS51132905A (en) Telephone call apparatus
JPS5217752A (en) One end earthing type btl amplifier circuit
JPS51127718A (en) Oscillating board for an electric acoustic converter
JPS52123227A (en) Speaker
JPS5242113A (en) High sound speaker using plane oscillation plate
JPS51147155A (en) Excitation system for surface wave transmission line
JPS51114920A (en) Speaker
JPS51135638A (en) Electric acoustic changer
JPS51119216A (en) Portable small speaker