FR912422A - acoustic cabinetry for loudspeaker and radio - Google Patents

acoustic cabinetry for loudspeaker and radio

Info

Publication number
FR912422A
FR912422A FR912422DA FR912422A FR 912422 A FR912422 A FR 912422A FR 912422D A FR912422D A FR 912422DA FR 912422 A FR912422 A FR 912422A
Authority
FR
France
Prior art keywords
cabinetry
loudspeaker
acoustic
radio
acoustic cabinetry
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
Charles Dugad
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 FR912422A publication Critical patent/FR912422A/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
    • H04R1/2811—Enclosures comprising vibrating or resonating arrangements for loudspeaker transducers
    • 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)
FR912422D 1945-02-24 1945-02-24 acoustic cabinetry for loudspeaker and radio Expired FR912422A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR912422T 1945-02-24

Publications (1)

Publication Number Publication Date
FR912422A true FR912422A (en) 1946-08-08

Family

ID=9421307

Family Applications (1)

Application Number Title Priority Date Filing Date
FR912422D Expired FR912422A (en) 1945-02-24 1945-02-24 acoustic cabinetry for loudspeaker and radio

Country Status (1)

Country Link
FR (1) FR912422A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1288147B (en) * 1962-05-07 1969-01-30 Greenfield Daniel K Loudspeaker arrangement for a stereo system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1288147B (en) * 1962-05-07 1969-01-30 Greenfield Daniel K Loudspeaker arrangement for a stereo system

Similar Documents

Publication Publication Date Title
FR930695A (en) Combined receiver for television and for sound
FR912422A (en) acoustic cabinetry for loudspeaker and radio
FR942640A (en) Phonographic recordings
ES173965A1 (en) IMPROVEMENTS IN FREQUENCY ELIMINATING FILTERS
FR928854A (en) Improvements to electrodynamic speakers or microphones
FR936121A (en) Loudspeaker enhancements
FR909225A (en) Loudspeaker enhancements
FR928462A (en) Loud speaker
CA432169A (en) Audio frequency amplifier
AU130708B2 (en) Improvements in audio frequency amplifiers
CA434947A (en) Loud speaker
FR919116A (en) Acoustic furniture
FR919538A (en) Amplifier
AU130549B2 (en) Loudspeaker
FR925469A (en) Loudspeaker enhancements
CA429964A (en) Sound reproducing device
FR953677A (en) Advanced speaker diffuser
CA432696A (en) Audio frequency amplifier
CA433709A (en) Audio frequency amplifier
CA427102A (en) Acoustic device
CA426426A (en) Acoustic device
CA426734A (en) Sound translating device
FR920695A (en) Sound recordings
CA425328A (en) Acoustic horn
ES169432A3 (en) IMPROVEMENTS IN THE CONSTRUCTION OF SPEAKER SPEAKERS