CH558119A - Enceinte munie de haut-parleurs. - Google Patents

Enceinte munie de haut-parleurs.

Info

Publication number
CH558119A
CH558119A CH224774A CH224774A CH558119A CH 558119 A CH558119 A CH 558119A CH 224774 A CH224774 A CH 224774A CH 224774 A CH224774 A CH 224774A CH 558119 A CH558119 A CH 558119A
Authority
CH
Switzerland
Prior art keywords
enclosure
sub
closed
enclosures
resonance
Prior art date
Application number
CH224774A
Other languages
English (en)
French (fr)
Original Assignee
Lanfranchi Maurice
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 Lanfranchi Maurice filed Critical Lanfranchi Maurice
Priority to CH224774A priority Critical patent/CH558119A/de
Publication of CH558119A publication Critical patent/CH558119A/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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 
    • H04R1/227—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only  using transducers reproducing the same frequency band
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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 
    • H04R1/24—Structural combinations of separate transducers or of two parts of the same transducer and responsive respectively to two or more frequency ranges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2869—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself
    • H04R1/2884—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of the enclosure structure, i.e. strengthening or shape of the enclosure
    • H04R1/2888—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of the enclosure structure, i.e. strengthening or shape of the enclosure for loudspeaker transducers

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
CH224774A 1974-02-18 1974-02-18 Enceinte munie de haut-parleurs. CH558119A (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CH224774A CH558119A (de) 1974-02-18 1974-02-18 Enceinte munie de haut-parleurs.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH224774A CH558119A (de) 1974-02-18 1974-02-18 Enceinte munie de haut-parleurs.

Publications (1)

Publication Number Publication Date
CH558119A true CH558119A (de) 1975-01-15

Family

ID=4229301

Family Applications (1)

Application Number Title Priority Date Filing Date
CH224774A CH558119A (de) 1974-02-18 1974-02-18 Enceinte munie de haut-parleurs.

Country Status (1)

Country Link
CH (1) CH558119A (de)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4391346A (en) * 1979-10-04 1983-07-05 Naoyuki Murakami Loud-speaker
WO1988004513A1 (fr) * 1986-12-12 1988-06-16 Pillerault Clement Eloise Procede d'egalisation de la reponse amplitude/frequence d'un ensemble transducteur electro-acoustique, ensemble transducteur correspondant
US5253301A (en) * 1989-03-31 1993-10-12 Kabushiki Kaisha Kenwood Nondirectional acoustic generator and speaker system
DE19830947A1 (de) * 1998-07-10 2000-01-27 Axel Ridtahler Basslautsprecheranordnung
EP1161118A4 (de) * 1999-03-03 2006-08-02 Onkyo Kk Lautsprechersystem
DE202022103685U1 (de) 2022-07-01 2023-10-09 Andreas Baumgärtner Gehäuseloser Niederfrequenzwandler

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4391346A (en) * 1979-10-04 1983-07-05 Naoyuki Murakami Loud-speaker
US4437540A (en) 1979-10-04 1984-03-20 Naoyuki Murakami Loud-speaker
WO1988004513A1 (fr) * 1986-12-12 1988-06-16 Pillerault Clement Eloise Procede d'egalisation de la reponse amplitude/frequence d'un ensemble transducteur electro-acoustique, ensemble transducteur correspondant
FR2608343A1 (fr) * 1986-12-12 1988-06-17 Eloise Pillerault Procede d'egalisation de la reponse amplitude/frequence d'un ensemble transducteur electro-acoustique, ensemble transducteur correspondant
US5253301A (en) * 1989-03-31 1993-10-12 Kabushiki Kaisha Kenwood Nondirectional acoustic generator and speaker system
DE19830947A1 (de) * 1998-07-10 2000-01-27 Axel Ridtahler Basslautsprecheranordnung
DE19830947C2 (de) * 1998-07-10 2000-11-09 Axel Ridtahler Basslautsprecheranordnung
EP1161118A4 (de) * 1999-03-03 2006-08-02 Onkyo Kk Lautsprechersystem
DE202022103685U1 (de) 2022-07-01 2023-10-09 Andreas Baumgärtner Gehäuseloser Niederfrequenzwandler
WO2024003417A1 (de) 2022-07-01 2024-01-04 Baumgaertner Andreas Gehäuseloser niederfrequenzwandler, auch in mehreren modulen gruppiert, und verfahren zur niederfrequenzerzeugung

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Legal Events

Date Code Title Description
PL Patent ceased