FR712387A - Perfectionnements aux haut-parleurs - Google Patents

Perfectionnements aux haut-parleurs

Info

Publication number
FR712387A
FR712387A FR712387DA FR712387A FR 712387 A FR712387 A FR 712387A FR 712387D A FR712387D A FR 712387DA FR 712387 A FR712387 A FR 712387A
Authority
FR
France
Prior art keywords
enhancements
loudspeaker
loudspeaker enhancements
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.)
Electrical Research Products Inc
Original Assignee
Electrical Research Products Inc
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 Electrical Research Products Inc filed Critical Electrical Research Products Inc
Application granted granted Critical
Publication of FR712387A publication Critical patent/FR712387A/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
    • H04R1/22—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
    • H04R1/2815—Enclosures comprising vibrating or resonating arrangements of the bass reflex type
    • H04R1/2819—Enclosures comprising vibrating or resonating arrangements of the bass reflex type 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
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
FR712387D 1930-03-06 1931-03-02 Perfectionnements aux haut-parleurs Expired FR712387A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US433590A US1841101A (en) 1930-03-06 1930-03-06 Loud speaker

Publications (1)

Publication Number Publication Date
FR712387A true FR712387A (fr) 1931-10-01

Family

ID=23720713

Family Applications (1)

Application Number Title Priority Date Filing Date
FR712387D Expired FR712387A (fr) 1930-03-06 1931-03-02 Perfectionnements aux haut-parleurs

Country Status (4)

Country Link
US (1) US1841101A (fr)
DE (1) DE593202C (fr)
FR (1) FR712387A (fr)
GB (1) GB373268A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2552610A1 (fr) * 1983-09-23 1985-03-29 Bresteau Paul Henri Simulateur de charge infinie pour haut-parleur

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2885024A (en) * 1959-05-05 Loudspeaker cabinets
BE441671A (fr) * 1941-09-05
US2713396A (en) * 1950-05-24 1955-07-19 Ernest A Tavares Novel, small, extended low frequency response, loudspeaker enclosure
US2766839A (en) * 1953-03-16 1956-10-16 Research Corp Loudspeaker system
FI823540A0 (fi) * 1982-10-18 1982-10-18 Polarpro Oy Hoegtalare

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2552610A1 (fr) * 1983-09-23 1985-03-29 Bresteau Paul Henri Simulateur de charge infinie pour haut-parleur

Also Published As

Publication number Publication date
US1841101A (en) 1932-01-12
GB373268A (en) 1932-05-23
DE593202C (de) 1934-02-24

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