FR651230A - Diffuseur acoustique - Google Patents

Diffuseur acoustique

Info

Publication number
FR651230A
FR651230A FR651230DA FR651230A FR 651230 A FR651230 A FR 651230A FR 651230D A FR651230D A FR 651230DA FR 651230 A FR651230 A FR 651230A
Authority
FR
France
Prior art keywords
acoustic diffuser
diffuser
acoustic
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)
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.)
Victor Talking Machine Co
Original Assignee
Victor Talking Machine 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 Victor Talking Machine Co filed Critical Victor Talking Machine Co
Application granted granted Critical
Publication of FR651230A publication Critical patent/FR651230A/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
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
    • H04R1/403—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers loud-speakers

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
FR651230D 1927-02-12 1928-02-10 Diffuseur acoustique Expired FR651230A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US307084XA 1927-02-12 1927-02-12

Publications (1)

Publication Number Publication Date
FR651230A true FR651230A (fr) 1929-02-15

Family

ID=21855598

Family Applications (1)

Application Number Title Priority Date Filing Date
FR651230D Expired FR651230A (fr) 1927-02-12 1928-02-10 Diffuseur acoustique

Country Status (2)

Country Link
FR (1) FR651230A (fr)
GB (2) GB285092A (fr)

Also Published As

Publication number Publication date
GB285092A (en) 1929-05-10
GB307084A (en) 1929-05-10

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