DE3261624D1 - Apparatus for electroacoustic energy conversion - Google Patents

Apparatus for electroacoustic energy conversion

Info

Publication number: DE3261624D1
Authority: DE; Germany
Prior art keywords: electroacoustic; signal; energy conversion; electroacoustic energy; channel
Prior art date: 1981-09-04
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.): Expired

Application number

DE8282201040T

Other languages

English (en)

Inventor

Michalofski Erik Von

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.)

DIJK JACOBUS CORNELIS VAN

MICHALOFSKI ERIK V

Original Assignee

DIJK JACOBUS CORNELIS VAN

MICHALOFSKI ERIK V

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.)

1981-09-04

Filing date

1982-08-18

Publication date

1985-01-31

1982-08-18 Application filed by DIJK JACOBUS CORNELIS VAN, MICHALOFSKI ERIK V filed Critical DIJK JACOBUS CORNELIS VAN

1985-01-31 Application granted granted Critical

1985-01-31 Publication of DE3261624D1 publication Critical patent/DE3261624D1/de

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/181—Low-frequency amplifiers, e.g. audio preamplifiers
- H03F3/183—Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G5/00—Tone control or bandwidth control in amplifiers
- H03G5/02—Manually-operated control
- H03G5/025—Equalizers; Volume or gain control in limited frequency bands
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G5/00—Tone control or bandwidth control in amplifiers
- H03G5/02—Manually-operated control
- H03G5/04—Manually-operated control in untuned amplifiers
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
- H04R25/50—Customised settings for obtaining desired overall acoustical characteristics

Landscapes

Engineering & Computer Science (AREA)
Multimedia (AREA)
Power Engineering (AREA)
Physics & Mathematics (AREA)
Acoustics & Sound (AREA)
Signal Processing (AREA)
Amplifiers (AREA)
Circuit For Audible Band Transducer (AREA)
Diaphragms For Electromechanical Transducers (AREA)

DE8282201040T 1981-09-04 1982-08-18 Apparatus for electroacoustic energy conversion Expired DE3261624D1 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL8104108A NL8104108A (nl)	1981-09-04	1981-09-04	Inrichting voor elektroakoestische omzetting van energie.

Publications (1)

Publication Number	Publication Date
DE3261624D1 true DE3261624D1 (en)	1985-01-31

Family

ID=19838012

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE8282201040T Expired DE3261624D1 (en)	1981-09-04	1982-08-18	Apparatus for electroacoustic energy conversion

Country Status (6)

Country	Link
US (1)	US4501015A (de)
EP (1)	EP0074137B1 (de)
JP (1)	JPS5869195A (de)
AT (1)	ATE10890T1 (de)
DE (1)	DE3261624D1 (de)
NL (1)	NL8104108A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS6036546A (ja) *	1983-08-09	1985-02-25	Asahi Chem Ind Co Ltd	ポリエチレン樹脂組成物
EP0208474A3 (de) *	1985-07-05	1988-08-31	Harman International Industries, Incorporated	Klangwiedergabeanlage für Fahrzeuge

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US29529A (en) *		1860-08-07		Machine eoe
US3646270A (en) *	1968-09-30	1972-02-29	Nippon Columbia	Sound system
DE2446982C3 (de) *	1974-10-02	1978-03-30	Braun Ag, 6000 Frankfurt	Verfahren für den Betrieb von Lautsprecheranlagen und Vorrichtung zur Durchführung dieses Verfahrens
US3940709A (en) *	1974-12-19	1976-02-24	Ampex Corporation	Equalization circuit
US4176329A (en) *	1976-01-15	1979-11-27	Massachusetts Institute Of Technology	Tone control circuit
US4052560A (en) *	1976-06-03	1977-10-04	John Bryant Santmann	Loudspeaker distortion reduction systems
US4071782A (en) *	1976-06-28	1978-01-31	International Video Corporation	Phaseless equalizer
US4340778A (en) *	1979-11-13	1982-07-20	Bennett Sound Corporation	Speaker distortion compensator

1981
- 1981-09-04 NL NL8104108A patent/NL8104108A/nl not_active Application Discontinuation
1982
- 1982-08-18 DE DE8282201040T patent/DE3261624D1/de not_active Expired
- 1982-08-18 AT AT82201040T patent/ATE10890T1/de not_active IP Right Cessation
- 1982-08-18 EP EP82201040A patent/EP0074137B1/de not_active Expired
- 1982-08-23 US US06/410,677 patent/US4501015A/en not_active Expired - Fee Related
- 1982-09-03 JP JP57152861A patent/JPS5869195A/ja active Pending

Also Published As

Publication number	Publication date
US4501015A (en)	1985-02-19
EP0074137B1 (de)	1984-12-19
EP0074137A1 (de)	1983-03-16
NL8104108A (nl)	1983-04-05
ATE10890T1 (de)	1985-01-15
JPS5869195A (ja)	1983-04-25

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Legal Events

Date	Code	Title	Description
1992-08-06	8339	Ceased/non-payment of the annual fee