FR884487A - Dispositif de prise de son dirigée - Google Patents

Dispositif de prise de son dirigée

Info

Publication number
FR884487A
FR884487A FR884487DA FR884487A FR 884487 A FR884487 A FR 884487A FR 884487D A FR884487D A FR 884487DA FR 884487 A FR884487 A FR 884487A
Authority
FR
France
Prior art keywords
recording device
sound recording
directed sound
directed
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)
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.)
Telefunken AG
Original Assignee
Telefunken AG
Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH
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 Telefunken AG, Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH filed Critical Telefunken AG
Application granted granted Critical
Publication of FR884487A publication Critical patent/FR884487A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/28—Sound-focusing or directing, e.g. scanning using reflection, e.g. parabolic reflectors

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR884487D 1941-08-06 1942-07-27 Dispositif de prise de son dirigée Expired FR884487A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE884487X 1941-08-06

Publications (1)

Publication Number Publication Date
FR884487A true FR884487A (fr) 1943-08-18

Family

ID=6832462

Family Applications (1)

Application Number Title Priority Date Filing Date
FR884487D Expired FR884487A (fr) 1941-08-06 1942-07-27 Dispositif de prise de son dirigée

Country Status (1)

Country Link
FR (1) FR884487A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2618352A (en) * 1949-06-13 1952-11-18 Donald J Leslie Rotatable tremulant sound producer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2618352A (en) * 1949-06-13 1952-11-18 Donald J Leslie Rotatable tremulant sound producer

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