FR616598A - Loud speaker - Google Patents

Loud speaker

Info

Publication number
FR616598A
FR616598A FR616598DA FR616598A FR 616598 A FR616598 A FR 616598A FR 616598D A FR616598D A FR 616598DA FR 616598 A FR616598 A FR 616598A
Authority
FR
France
Prior art keywords
loud speaker
loud
speaker
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
Other languages
French (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.)
BRUNET ET CIE
Original Assignee
BRUNET ET CIE
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 BRUNET ET CIE filed Critical BRUNET ET CIE
Application granted granted Critical
Publication of FR616598A publication Critical patent/FR616598A/en
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
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
    • H04R1/345—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means for loudspeakers
FR616598D 1925-10-13 1925-10-13 Loud speaker Expired FR616598A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR616598T 1925-10-13

Publications (1)

Publication Number Publication Date
FR616598A true FR616598A (en) 1927-02-04

Family

ID=8981706

Family Applications (1)

Application Number Title Priority Date Filing Date
FR616598D Expired FR616598A (en) 1925-10-13 1925-10-13 Loud speaker

Country Status (1)

Country Link
FR (1) FR616598A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2628924A1 (en) * 1988-03-15 1989-09-22 Baranes Roger High fidelity loudspeaker universal acoustic enclosure - enables several loudspeakers of different dimensions to be mounted at three different angles WRT each other

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2628924A1 (en) * 1988-03-15 1989-09-22 Baranes Roger High fidelity loudspeaker universal acoustic enclosure - enables several loudspeakers of different dimensions to be mounted at three different angles WRT each other

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