IT958810B - ELECTROACOUSTIC TRANSDUCER COLARLY PARTS FOR AURICO LARI SPEAKERS AND MICROPHONES - Google Patents
ELECTROACOUSTIC TRANSDUCER COLARLY PARTS FOR AURICO LARI SPEAKERS AND MICROPHONESInfo
- Publication number
- IT958810B IT958810B IT68423/72A IT6842372A IT958810B IT 958810 B IT958810 B IT 958810B IT 68423/72 A IT68423/72 A IT 68423/72A IT 6842372 A IT6842372 A IT 6842372A IT 958810 B IT958810 B IT 958810B
- Authority
- IT
- Italy
- Prior art keywords
- colarly
- aurico
- lari
- microphones
- speakers
- Prior art date
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
-
- 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1374671*[A GB1350465A (en) | 1971-05-07 | 1971-05-07 | Transducer |
GB3606071 | 1971-07-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT958810B true IT958810B (en) | 1973-10-30 |
Family
ID=26249975
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT68423/72A IT958810B (en) | 1971-05-07 | 1972-05-05 | ELECTROACOUSTIC TRANSDUCER COLARLY PARTS FOR AURICO LARI SPEAKERS AND MICROPHONES |
Country Status (6)
Country | Link |
---|---|
US (1) | US3829623A (en) |
JP (1) | JPS5512798B1 (en) |
AU (1) | AU463235B2 (en) |
DE (1) | DE2222167B2 (en) |
FR (1) | FR2137567B1 (en) |
IT (1) | IT958810B (en) |
Families Citing this family (46)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3898598A (en) * | 1974-01-24 | 1975-08-05 | Foster Tsushin Kogyo | Dynamic electroacoustic transducer |
GB1471296A (en) * | 1974-12-23 | 1977-04-21 | Foster Electric Co Ltd | Electoracoustic transducer |
US4013846A (en) * | 1975-08-28 | 1977-03-22 | Minnesota Mining And Manufacturing Company | Piston loudspeaker |
DE2836937B2 (en) * | 1977-08-31 | 1981-06-25 | AKG Akustische u. Kino-Geräte GmbH, Wien | headphones |
JPS587757Y2 (en) * | 1978-02-25 | 1983-02-10 | 澤藤 正 | Planar drive electric-acoustic mutual converter |
US4413161A (en) * | 1980-02-09 | 1983-11-01 | Nippon Gakki Seizo Kabushiki Kaisha | Electro-acoustic transducer |
US4385210A (en) * | 1980-09-19 | 1983-05-24 | Electro-Magnetic Corporation | Electro-acoustic planar transducer |
US4544805A (en) * | 1981-09-25 | 1985-10-01 | Tadashi Sawafuji | Plane speaker |
US4468530A (en) * | 1982-01-25 | 1984-08-28 | Torgeson W Lee | Loudspeaker system |
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 |
US4471173A (en) * | 1982-03-01 | 1984-09-11 | Magnepan, Inc. | Piston-diaphragm speaker |
US4491698A (en) * | 1982-06-17 | 1985-01-01 | David A. Larson | Electro-acoustic transducer with diaphragm and blank therefor |
US4536623A (en) * | 1983-06-16 | 1985-08-20 | Larson David A | Electro-acoustic transducer with diaphragm and blank therefor |
US4803733A (en) * | 1986-12-16 | 1989-02-07 | Carver R W | Loudspeaker diaphragm mounting system and method |
US5430805A (en) * | 1990-12-27 | 1995-07-04 | Chain Reactions, Inc. | Planar electromagnetic transducer |
US5748758A (en) * | 1996-01-25 | 1998-05-05 | Menasco, Jr.; Lawrence C. | Acoustic audio transducer with aerogel diaphragm |
US20020076069A1 (en) * | 1998-01-07 | 2002-06-20 | American Technology Corporation | Sonic emitter with foam stator |
US6188772B1 (en) | 1998-01-07 | 2001-02-13 | American Technology Corporation | Electrostatic speaker with foam stator |
US6304662B1 (en) | 1998-01-07 | 2001-10-16 | American Technology Corporation | Sonic emitter with foam stator |
US6104825A (en) * | 1997-08-27 | 2000-08-15 | Eminent Technology Incorporated | Planar magnetic transducer with distortion compensating diaphragm |
DK1120007T3 (en) | 1998-06-22 | 2005-12-12 | Slab Technology Ltd | speakers |
US6175636B1 (en) | 1998-06-26 | 2001-01-16 | American Technology Corporation | Electrostatic speaker with moveable diaphragm edges |
US20050100181A1 (en) * | 1998-09-24 | 2005-05-12 | Particle Measuring Systems, Inc. | Parametric transducer having an emitter film |
US6850623B1 (en) | 1999-10-29 | 2005-02-01 | American Technology Corporation | Parametric loudspeaker with improved phase characteristics |
US20050195985A1 (en) * | 1999-10-29 | 2005-09-08 | American Technology Corporation | Focused parametric array |
EP1269793A4 (en) * | 2000-03-03 | 2009-03-25 | American Tech Corp | Single end planar magnetic speaker |
JP4500426B2 (en) * | 2000-11-02 | 2010-07-14 | フォスター電機株式会社 | Surface-driven electroacoustic transducer |
JP2005503685A (en) * | 2001-01-22 | 2005-02-03 | アメリカン・テクノロジー・コーポレーション | Improved non-equilibrium planar magnetic speaker |
US6934402B2 (en) * | 2001-01-26 | 2005-08-23 | American Technology Corporation | Planar-magnetic speakers with secondary magnetic structure |
EP1377115B1 (en) * | 2002-06-24 | 2016-01-06 | Panasonic Intellectual Property Management Co., Ltd. | Loudspeaker diaphragm |
CA2528588A1 (en) * | 2003-06-09 | 2005-01-06 | American Technology Corporation | System and method for delivering audio-visual content along a customer waiting line |
US7564981B2 (en) * | 2003-10-23 | 2009-07-21 | American Technology Corporation | Method of adjusting linear parameters of a parametric ultrasonic signal to reduce non-linearities in decoupled audio output waves and system including same |
US8116512B2 (en) * | 2006-09-14 | 2012-02-14 | Bohlender Graebener Corporation | Planar speaker driver |
US8275137B1 (en) | 2007-03-22 | 2012-09-25 | Parametric Sound Corporation | Audio distortion correction for a parametric reproduction system |
JP5825737B2 (en) | 2010-06-14 | 2015-12-02 | パラメトリック サウンド コーポレーション | Parametric signal processing / radiation system and related methods |
US9036831B2 (en) | 2012-01-10 | 2015-05-19 | Turtle Beach Corporation | Amplification system, carrier tracking systems and related methods for use in parametric sound systems |
WO2013158298A1 (en) | 2012-04-18 | 2013-10-24 | Parametric Sound Corporation | Parametric transducers related methods |
US8934650B1 (en) | 2012-07-03 | 2015-01-13 | Turtle Beach Corporation | Low profile parametric transducers and related methods |
US8903104B2 (en) | 2013-04-16 | 2014-12-02 | Turtle Beach Corporation | Video gaming system with ultrasonic speakers |
US9332344B2 (en) | 2013-06-13 | 2016-05-03 | Turtle Beach Corporation | Self-bias emitter circuit |
US8988911B2 (en) | 2013-06-13 | 2015-03-24 | Turtle Beach Corporation | Self-bias emitter circuit |
US10623848B2 (en) * | 2015-12-21 | 2020-04-14 | Ko-Chung Teng | Pneumatic tweeter unit having improved sound diaphragm and structure |
FR3054767B1 (en) * | 2017-03-20 | 2020-02-28 | D&P Audio | ISODYNAMIC SPEAKER PLAN |
CN112424687B (en) | 2018-07-24 | 2022-11-08 | 索尼公司 | Illumination device and projector |
FR3132403B1 (en) | 2022-02-02 | 2023-12-15 | D&P Audio | ISODYNAMIC PLAN LOUDSPEAKER WITH CROSSWINDS |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1135734A (en) * | 1954-12-13 | 1957-05-03 | Tesla Np | Ferrite magnet |
NL236904A (en) * | 1958-03-07 | |||
US3164686A (en) * | 1959-09-21 | 1965-01-05 | Tibbetts Industries | Electrodynamic transducer |
FR1329295A (en) * | 1962-07-19 | 1963-06-07 | Philips Nv | Electro-dynamic magnetic system |
US3497642A (en) * | 1966-02-28 | 1970-02-24 | Intron Int Inc | Transducer diaphragm imbedded with conductively-coated ferromagnetic particles |
DE1907969A1 (en) * | 1968-03-01 | 1969-09-25 | Philips Nv | Magnet system with a ring-shaped permanent main magnet with a soft iron top and bottom plate and a core with an auxiliary magnet |
-
1972
- 1972-05-05 DE DE2222167A patent/DE2222167B2/en not_active Withdrawn
- 1972-05-05 IT IT68423/72A patent/IT958810B/en active
- 1972-05-05 FR FR7216179A patent/FR2137567B1/fr not_active Expired
- 1972-05-08 US US00251388A patent/US3829623A/en not_active Expired - Lifetime
- 1972-05-08 JP JP4528072A patent/JPS5512798B1/ja active Pending
- 1972-05-08 AU AU41996/72A patent/AU463235B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AU463235B2 (en) | 1975-07-17 |
FR2137567A1 (en) | 1972-12-29 |
DE2222167B2 (en) | 1979-08-16 |
JPS5512798B1 (en) | 1980-04-04 |
AU4199672A (en) | 1973-11-15 |
US3829623A (en) | 1974-08-13 |
FR2137567B1 (en) | 1977-08-26 |
DE2222167A1 (en) | 1972-11-30 |
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