FR1171573A - Improvements to acoustic devices for the displacement of sound emissions - Google Patents

Improvements to acoustic devices for the displacement of sound emissions

Info

Publication number
FR1171573A
FR1171573A FR1171573DA FR1171573A FR 1171573 A FR1171573 A FR 1171573A FR 1171573D A FR1171573D A FR 1171573DA FR 1171573 A FR1171573 A FR 1171573A
Authority
FR
France
Prior art keywords
displacement
acoustic devices
sound emissions
emissions
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
French (fr)
Inventor
Raymond Malin
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.)
Philips Eclairage et Radio SA
Original Assignee
Philips Eclairage et Radio SA
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 Philips Eclairage et Radio SA filed Critical Philips Eclairage et Radio SA
Application granted granted Critical
Publication of FR1171573A publication Critical patent/FR1171573A/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
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR1171573D 1957-02-07 1957-02-07 Improvements to acoustic devices for the displacement of sound emissions Expired FR1171573A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1171573T 1957-02-07

Publications (1)

Publication Number Publication Date
FR1171573A true FR1171573A (en) 1959-01-28

Family

ID=9657614

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1171573D Expired FR1171573A (en) 1957-02-07 1957-02-07 Improvements to acoustic devices for the displacement of sound emissions

Country Status (1)

Country Link
FR (1) FR1171573A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2544155A1 (en) * 1983-04-11 1984-10-12 Maalouf Joseph Device making it possible to associate, with the variation in output intensities of an amplifier, the speed of movement of operation of sound emission sources disposed linearly, the supply to other sources, such as light sources, being capable of being associated or not with the movement of operation of the sound emission sources

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2544155A1 (en) * 1983-04-11 1984-10-12 Maalouf Joseph Device making it possible to associate, with the variation in output intensities of an amplifier, the speed of movement of operation of sound emission sources disposed linearly, the supply to other sources, such as light sources, being capable of being associated or not with the movement of operation of the sound emission sources

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