GB781637A - Improvements in or relating to apparatus for the reproduction of sound - Google Patents

Improvements in or relating to apparatus for the reproduction of sound

Info

Publication number
GB781637A
GB781637A GB29991/55A GB2999155A GB781637A GB 781637 A GB781637 A GB 781637A GB 29991/55 A GB29991/55 A GB 29991/55A GB 2999155 A GB2999155 A GB 2999155A GB 781637 A GB781637 A GB 781637A
Authority
GB
United Kingdom
Prior art keywords
sound
reproduction
relating
oct
cabinet
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
GB29991/55A
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
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 filed Critical Telefunken AG
Publication of GB781637A publication Critical patent/GB781637A/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 
    • H04R1/26—Spatial arrangements of separate transducers responsive to two or more frequency ranges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/02—Spatial or constructional arrangements of loudspeakers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)

Abstract

781,637. Sound directing appliances. TELEFUNKEN GES. Oct. 20, 1955 [Oct. 22, 1954] No. 29991/55. Class 13. [Also in Groups XXXIX and XL (c)] A low-frequency loud-speaker 1 is mounted in a cabinet and one or more high-frequency loud-speakers 4, 5 are mounted in a door or doors hinged to the cabinet.
GB29991/55A 1954-10-22 1955-10-20 Improvements in or relating to apparatus for the reproduction of sound Expired GB781637A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE781637X 1954-10-22

Publications (1)

Publication Number Publication Date
GB781637A true GB781637A (en) 1957-08-21

Family

ID=6691943

Family Applications (1)

Application Number Title Priority Date Filing Date
GB29991/55A Expired GB781637A (en) 1954-10-22 1955-10-20 Improvements in or relating to apparatus for the reproduction of sound

Country Status (1)

Country Link
GB (1) GB781637A (en)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3080012A (en) * 1958-09-26 1963-03-05 Columbia Broadcasting Syst Inc Stereophonic loudspeaker arrays
US3090462A (en) * 1959-03-26 1963-05-21 Motorola Inc Cabinet for sound reproducing equipment
US3104729A (en) * 1963-09-24 Stereophonic sound reproducing loudspeaker system
US3125181A (en) * 1961-06-21 1964-03-17 pawlowski
US3180447A (en) * 1959-03-26 1965-04-27 Motorola Inc Cabinet for sound reproducing equipment
US3194339A (en) * 1962-06-08 1965-07-13 Electro Voice Loudspeaker system
US3707201A (en) * 1970-12-31 1972-12-26 Tma Co Cabinet-mounted speaker system
US4199657A (en) * 1978-07-21 1980-04-22 Harvey Lane Planar sound reproducing speaker system
FR2562370A1 (en) * 1984-03-27 1985-10-04 Loire Electronique Device for reproducing a stereophonic or pseudo-stereophonic sound to several listeners and stereophonic or pseudo-stereophonic unit containing such a device
WO2008010138A3 (en) * 2006-07-13 2008-04-03 Koninkl Philips Electronics Nv Loudspeaker system and loudspeaker having a tweeter array

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3104729A (en) * 1963-09-24 Stereophonic sound reproducing loudspeaker system
US3080012A (en) * 1958-09-26 1963-03-05 Columbia Broadcasting Syst Inc Stereophonic loudspeaker arrays
US3090462A (en) * 1959-03-26 1963-05-21 Motorola Inc Cabinet for sound reproducing equipment
US3180447A (en) * 1959-03-26 1965-04-27 Motorola Inc Cabinet for sound reproducing equipment
US3125181A (en) * 1961-06-21 1964-03-17 pawlowski
US3194339A (en) * 1962-06-08 1965-07-13 Electro Voice Loudspeaker system
US3707201A (en) * 1970-12-31 1972-12-26 Tma Co Cabinet-mounted speaker system
US4199657A (en) * 1978-07-21 1980-04-22 Harvey Lane Planar sound reproducing speaker system
FR2562370A1 (en) * 1984-03-27 1985-10-04 Loire Electronique Device for reproducing a stereophonic or pseudo-stereophonic sound to several listeners and stereophonic or pseudo-stereophonic unit containing such a device
WO2008010138A3 (en) * 2006-07-13 2008-04-03 Koninkl Philips Electronics Nv Loudspeaker system and loudspeaker having a tweeter array

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