FR2495423B1 - Enceinte acoustique a pavillon double avant non replie, et caisson ferme arriere - Google Patents

Enceinte acoustique a pavillon double avant non replie, et caisson ferme arriere

Info

Publication number
FR2495423B1
FR2495423B1 FR8025409A FR8025409A FR2495423B1 FR 2495423 B1 FR2495423 B1 FR 2495423B1 FR 8025409 A FR8025409 A FR 8025409A FR 8025409 A FR8025409 A FR 8025409A FR 2495423 B1 FR2495423 B1 FR 2495423B1
Authority
FR
France
Prior art keywords
closed box
acoustic enclosure
rear closed
double front
unfolded double
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.)
Expired
Application number
FR8025409A
Other languages
English (en)
Other versions
FR2495423A1 (fr
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR8025409A priority Critical patent/FR2495423B1/fr
Publication of FR2495423A1 publication Critical patent/FR2495423A1/fr
Application granted granted Critical
Publication of FR2495423B1 publication Critical patent/FR2495423B1/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; DEAF-AID SETS; 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 
    • H04R1/30—Combinations of transducers with horns, e.g. with mechanical matching means, i.e. front-loaded horns

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)
FR8025409A 1980-11-28 1980-11-28 Enceinte acoustique a pavillon double avant non replie, et caisson ferme arriere Expired FR2495423B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8025409A FR2495423B1 (fr) 1980-11-28 1980-11-28 Enceinte acoustique a pavillon double avant non replie, et caisson ferme arriere

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8025409A FR2495423B1 (fr) 1980-11-28 1980-11-28 Enceinte acoustique a pavillon double avant non replie, et caisson ferme arriere

Publications (2)

Publication Number Publication Date
FR2495423A1 FR2495423A1 (fr) 1982-06-04
FR2495423B1 true FR2495423B1 (fr) 1989-11-10

Family

ID=9248499

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8025409A Expired FR2495423B1 (fr) 1980-11-28 1980-11-28 Enceinte acoustique a pavillon double avant non replie, et caisson ferme arriere

Country Status (1)

Country Link
FR (1) FR2495423B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5283836A (en) * 1989-09-22 1994-02-01 Trufitt Anthony L Planar speakers

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB495594A (en) * 1936-11-13 1938-11-16 Standard Telephones Cables Ltd Loudspeaker horn
US2537141A (en) * 1945-06-15 1951-01-09 Paul W Klipsch Loud-speaker horn
CH551124A (it) * 1971-06-09 1974-06-28 Cesati Mario Altoparlante a tromba.
US4091891A (en) * 1973-01-17 1978-05-30 Onkyo Kabushiki Kaisha Horn speaker
GB1592246A (en) * 1976-09-23 1981-07-01 Isaac T P Sound projection system
US4171734A (en) * 1977-11-10 1979-10-23 Beta Sound, Incorporated Exponential horn speaker
US4196790A (en) * 1978-03-27 1980-04-08 Reams Robert W Acoustic transducer having multiple frequency resonance

Also Published As

Publication number Publication date
FR2495423A1 (fr) 1982-06-04

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Legal Events

Date Code Title Description
ST Notification of lapse