FR1405014A - Improvements to acoustic systems - Google Patents

Improvements to acoustic systems

Info

Publication number
FR1405014A
FR1405014A FR985920A FR985920A FR1405014A FR 1405014 A FR1405014 A FR 1405014A FR 985920 A FR985920 A FR 985920A FR 985920 A FR985920 A FR 985920A FR 1405014 A FR1405014 A FR 1405014A
Authority
FR
France
Prior art keywords
acoustic systems
acoustic
systems
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
FR985920A
Other languages
French (fr)
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.)
Council of Scientific and Industrial Research CSIR
Original Assignee
Council of Scientific and Industrial Research CSIR
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 Council of Scientific and Industrial Research CSIR filed Critical Council of Scientific and Industrial Research CSIR
Application granted granted Critical
Publication of FR1405014A publication Critical patent/FR1405014A/en
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
    • G10K15/00—Acoustics not otherwise provided for
    • G10K15/08—Arrangements for producing a reverberation or echo sound
    • G10K15/10—Arrangements for producing a reverberation or echo sound using time-delay networks comprising electromechanical or electro-acoustic devices

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
FR985920A 1964-01-24 1964-08-21 Improvements to acoustic systems Expired FR1405014A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3277/64A GB1076821A (en) 1959-11-25 1964-01-24 Improvements in acoustic systems

Publications (1)

Publication Number Publication Date
FR1405014A true FR1405014A (en) 1965-07-02

Family

ID=9755298

Family Applications (1)

Application Number Title Priority Date Filing Date
FR985920A Expired FR1405014A (en) 1964-01-24 1964-08-21 Improvements to acoustic systems

Country Status (8)

Country Link
US (1) US3392240A (en)
DE (1) DE1272993B (en)
DK (1) DK126469B (en)
FR (1) FR1405014A (en)
GB (1) GB1076821A (en)
NL (1) NL144412B (en)
NO (1) NO118384B (en)
SE (1) SE310000B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4061876A (en) * 1975-09-26 1977-12-06 Jaffe Acoustics, Inc. Electronic sound enhancing system
US4185167A (en) * 1976-06-28 1980-01-22 Acoustical Design Incorporated Sound masking package
NL7901120A (en) * 1979-02-13 1980-08-15 Philips Nv SOUND SYSTEM FOR ARTIFICIAL NAIL.

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2542663A (en) * 1948-04-30 1951-02-20 Rca Corp Acoustic studio with variable reverberation time

Also Published As

Publication number Publication date
NL144412B (en) 1974-12-16
DE1272993B (en) 1968-07-18
NO118384B (en) 1969-12-22
SE310000B (en) 1969-04-14
NL6409660A (en) 1965-07-26
DK126469B (en) 1973-07-16
US3392240A (en) 1968-07-09
GB1076821A (en) 1967-07-26

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