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FR758706A - Perfectionnement aux reproducteurs de sons - Google Patents

Perfectionnement aux reproducteurs de sons

Info

Publication number
FR758706A
FR758706A FR758706DA FR758706A FR 758706 A FR758706 A FR 758706A FR 758706D A FR758706D A FR 758706DA FR 758706 A FR758706 A FR 758706A
Authority
FR
France
Prior art keywords
improvement
sound reproducers
reproducers
sound
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
English (en)
Inventor
Edmond-Leon Canard
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 filed Critical
Application granted granted Critical
Publication of FR758706A publication Critical patent/FR758706A/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
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/323—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only for loudspeakers
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR758706D 1933-07-21 1933-07-21 Perfectionnement aux reproducteurs de sons Expired FR758706A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR758706T 1933-07-21

Publications (1)

Publication Number Publication Date
FR758706A true FR758706A (fr) 1934-01-22

Family

ID=9166821

Family Applications (1)

Application Number Title Priority Date Filing Date
FR758706D Expired FR758706A (fr) 1933-07-21 1933-07-21 Perfectionnement aux reproducteurs de sons

Country Status (1)

Country Link
FR (1) FR758706A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2610694A (en) * 1944-05-30 1952-09-16 Hartford Nat Bank & Trust Co Stereophonic reproduction apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2610694A (en) * 1944-05-30 1952-09-16 Hartford Nat Bank & Trust Co Stereophonic reproduction apparatus

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