FR2081600B3 - - Google Patents

Info

Publication number
FR2081600B3
FR2081600B3 FR707025112A FR7025112A FR2081600B3 FR 2081600 B3 FR2081600 B3 FR 2081600B3 FR 707025112 A FR707025112 A FR 707025112A FR 7025112 A FR7025112 A FR 7025112A FR 2081600 B3 FR2081600 B3 FR 2081600B3
Authority
FR
France
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
FR707025112A
Other languages
French (fr)
Other versions
FR2081600A7 (ref
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.)
INERSA SA
Original Assignee
INERSA SA
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 INERSA SA filed Critical INERSA SA
Publication of FR2081600A7 publication Critical patent/FR2081600A7/fr
Application granted granted Critical
Publication of FR2081600B3 publication Critical patent/FR2081600B3/fr
Expired legal-status Critical Current

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 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/2838—Enclosures comprising vibrating or resonating arrangements of the bandpass type
    • H04R1/2842—Enclosures comprising vibrating or resonating arrangements of the bandpass type for loudspeaker transducers

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Transducers For Ultrasonic Waves (AREA)
FR707025112A 1970-03-02 1970-07-07 Expired FR2081600B3 (ref)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES377356A ES377356A1 (es) 1970-03-02 1970-03-02 Perfeccionamientos en los circuitos acusticos de transduc- tores electrofonicos.

Publications (2)

Publication Number Publication Date
FR2081600A7 FR2081600A7 (ref) 1971-12-10
FR2081600B3 true FR2081600B3 (ref) 1973-04-06

Family

ID=8455314

Family Applications (1)

Application Number Title Priority Date Filing Date
FR707025112A Expired FR2081600B3 (ref) 1970-03-02 1970-07-07

Country Status (3)

Country Link
BE (1) BE756414A (ref)
ES (1) ES377356A1 (ref)
FR (1) FR2081600B3 (ref)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8314251U1 (de) * 1983-05-13 1985-05-09 Standard Elektrik Lorenz Ag, 7000 Stuttgart Lautsprecherbox mit integriertem akustischem Bandpaßfilter
DE3405128A1 (de) * 1984-02-14 1985-08-22 Standard Elektrik Lorenz Ag, 7000 Stuttgart Vorrichtung zur stereophonen tonwiedergabe in einem fernsehempfangsgeraet

Also Published As

Publication number Publication date
BE756414A (fr) 1971-03-01
FR2081600A7 (ref) 1971-12-10
ES377356A1 (es) 1972-07-01

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Legal Events

Date Code Title Description
ST Notification of lapse