FR768463A - Loudspeaker enhancements - Google Patents

Loudspeaker enhancements

Info

Publication number
FR768463A
FR768463A FR768463DA FR768463A FR 768463 A FR768463 A FR 768463A FR 768463D A FR768463D A FR 768463DA FR 768463 A FR768463 A FR 768463A
Authority
FR
France
Prior art keywords
enhancements
loudspeaker
loudspeaker enhancements
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.)
ANDRE LE CONTE ET CO
Original Assignee
ANDRE LE CONTE ET CO
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 ANDRE LE CONTE ET CO filed Critical ANDRE LE CONTE ET CO
Application granted granted Critical
Publication of FR768463A publication Critical patent/FR768463A/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
    • H04R1/22—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
    • H04R1/283—Enclosures comprising vibrating or resonating arrangements using a passive diaphragm
    • H04R1/2834—Enclosures comprising vibrating or resonating arrangements using a passive diaphragm for loudspeaker transducers
FR768463D 1934-02-10 1934-02-10 Loudspeaker enhancements Expired FR768463A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR768463T 1934-02-10

Publications (1)

Publication Number Publication Date
FR768463A true FR768463A (en) 1934-08-07

Family

ID=9184234

Family Applications (1)

Application Number Title Priority Date Filing Date
FR768463D Expired FR768463A (en) 1934-02-10 1934-02-10 Loudspeaker enhancements

Country Status (1)

Country Link
FR (1) FR768463A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0040281A1 (en) * 1980-05-20 1981-11-25 Lady Bea Enterprises, Inc. Loudspeaker and enclosure system with digital encoding phase shifted crossover network and self contained digital power drive system, and a modular method of utilizing moulded inserts

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0040281A1 (en) * 1980-05-20 1981-11-25 Lady Bea Enterprises, Inc. Loudspeaker and enclosure system with digital encoding phase shifted crossover network and self contained digital power drive system, and a modular method of utilizing moulded inserts

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