DE879704C - Device for the stereophonic recording of sound vibrations - Google Patents

Device for the stereophonic recording of sound vibrations

Info

Publication number
DE879704C
DE879704C DEN2468D DEN0002468D DE879704C DE 879704 C DE879704 C DE 879704C DE N2468 D DEN2468 D DE N2468D DE N0002468 D DEN0002468 D DE N0002468D DE 879704 C DE879704 C DE 879704C
Authority
DE
Germany
Prior art keywords
sound vibrations
stereophonic recording
artificial head
head
stereophonic
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
DEN2468D
Other languages
German (de)
Inventor
Kornelis De Dr Ir Boer
Arend Thomas V Dr Urk
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of DE879704C publication Critical patent/DE879704C/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
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
    • H04R1/406—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers microphones
    • 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
    • H04R5/027—Spatial or constructional arrangements of microphones, e.g. in dummy heads

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic Arrangements (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)

Description

Hierzu 1 Blatt Zeichnungen1 sheet of drawings

5043 6.5043 6.

Claims (3)

Patentansprüche:Patent claims: 1. Vorrichtung zur Stereophonischen Aufnähme von Schallschwingungen mittels eines Kunstkopf es., dadurch gekennzeichnet, daß der Kunstkopf als akustisches Hindernis veränderlich ist.1. Device for stereophonic recording of sound vibrations by means of an artificial head it., characterized in that the Dummy head is changeable as an acoustic obstacle. 2. Vorrichtunig nach Anspruch 1, dadurch gekennzeichnet, daß der Kunstkopf aus zwei Hälften besteht, die gegeneinander drehbar sind und wobei an jeder Hälfte ein Mikrophon, befestigt ist.2. Vorrichtunig according to claim 1, characterized in that that the artificial head consists of two halves that can be rotated against each other and a microphone attached to each half is. 3. Vorrichtung nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß der Kunstkopf lose in einem mit einer Aussparung versehenen Block ruht, so daß die Mikrophone in eine horizontale Ebene gebracht werden können.3. Apparatus according to claim 1 or 2, characterized in that the artificial head is loose rests in a block provided with a recess, so that the microphones in a horizontal plane can be brought.
DEN2468D 1943-05-17 1944-05-13 Device for the stereophonic recording of sound vibrations Expired DE879704C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL626086X 1943-05-17

Publications (1)

Publication Number Publication Date
DE879704C true DE879704C (en) 1953-06-15

Family

ID=19788573

Family Applications (1)

Application Number Title Priority Date Filing Date
DEN2468D Expired DE879704C (en) 1943-05-17 1944-05-13 Device for the stereophonic recording of sound vibrations

Country Status (6)

Country Link
US (1) US2563010A (en)
BE (1) BE455912A (en)
DE (1) DE879704C (en)
FR (1) FR905354A (en)
GB (1) GB626086A (en)
NL (1) NL69032C (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1067865B (en) * 1956-08-31 1959-10-29 Philips Nv Stereophonic sound recording device
EP0156333A2 (en) * 1984-03-27 1985-10-02 HEAD acoustics GmbH Kopfbezogene Aufnahme- und Wiedergabetechnik Messtechnik Artificial head measuring system
DE3512155A1 (en) * 1985-04-03 1985-10-31 Gerhard 4330 Mülheim Woywod Electroacoustic arrangement for directionally orientated three-dimensional hearing
DE3600011A1 (en) * 1986-01-02 1987-07-09 J Hinrich Prof Dr Peters Artificial head-like sound recording arrangement

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2787183A (en) * 1954-05-24 1957-04-02 Donald J Russo Microphone arrangement for accordions
JPS604640B2 (en) * 1975-07-30 1985-02-05 ソニー株式会社 pseudo head
JPS5230402A (en) * 1975-09-04 1977-03-08 Victor Co Of Japan Ltd Multichannel stereo system
US4675906A (en) * 1984-12-20 1987-06-23 At&T Company, At&T Bell Laboratories Second order toroidal microphone
GB2246861B (en) * 1990-08-06 1992-10-07 David Geoffrey Edwards Blast gauge
US5627901A (en) * 1993-06-23 1997-05-06 Apple Computer, Inc. Directional microphone for computer visual display monitor and method for construction
US5793873A (en) 1996-07-07 1998-08-11 Visual Sound Limited Partnership Sound capturing method and device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1329925A (en) * 1917-05-22 1920-02-03 Frances W Perkins Sound detector and recorder
US1855149A (en) * 1927-04-13 1932-04-19 Jones W Bartlett Method and means for the ventriloquial production of sound
US1855146A (en) * 1928-12-14 1932-04-19 Jones W Bartlett Method and apparatus for audition
US2414695A (en) * 1939-10-31 1947-01-21 Rca Corp Apparatus for locating sound sources

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1067865B (en) * 1956-08-31 1959-10-29 Philips Nv Stereophonic sound recording device
EP0156333A2 (en) * 1984-03-27 1985-10-02 HEAD acoustics GmbH Kopfbezogene Aufnahme- und Wiedergabetechnik Messtechnik Artificial head measuring system
EP0156333A3 (en) * 1984-03-27 1988-01-07 Head Stereo Gmbh , Kopfbezogene Aufnahme- Und Wiedergabetechnik & Co. Messtechnik Kg Artificial head measuring system
DE3512155A1 (en) * 1985-04-03 1985-10-31 Gerhard 4330 Mülheim Woywod Electroacoustic arrangement for directionally orientated three-dimensional hearing
DE3600011A1 (en) * 1986-01-02 1987-07-09 J Hinrich Prof Dr Peters Artificial head-like sound recording arrangement

Also Published As

Publication number Publication date
GB626086A (en) 1949-07-08
FR905354A (en) 1945-12-03
BE455912A (en)
US2563010A (en) 1951-08-07
NL69032C (en)

Similar Documents

Publication Publication Date Title
DE879704C (en) Device for the stereophonic recording of sound vibrations
ATA463476A (en) DEVICE FOR CAPTURING AND CLAMPING A PIPE IN THE OPENING THROUGH THE FLANGE OF A DRILL HEAD
AT312396B (en) Method for compression molding a blank in the form of a rod section and associated device
CH529585A (en) Process for producing an eluent and apparatus for carrying out the process
CH548819A (en) METHOD FOR MACHINING A WORKPIECE AND DEVICE FOR EXECUTING THE METHOD.
CH394011A (en) Method for producing a filter body and device for carrying out the method
CH521825A (en) Method and device for polishing a metallic percussion instrument, in particular a cymbal
CH372851A (en) Method for manufacturing a multiple magnetic sound head and multiple magnetic sound head manufactured according to this method
CH549359A (en) METHOD OF PRODUCING A ZIPPER BY WEAVING AND DEVICE FOR CARRYING OUT THE METHOD.
CH382325A (en) Method and device for the electrolytic production of a recess in a workpiece
CH327384A (en) Method and device for the repeated adjustment of one or more adjustment slides on machine tools
DE326679C (en) Device for the production of opaque fog curtains according to
CH492269A (en) Sound recording and / or playback device, in particular dictation device, with a device for placing and lifting off the audio head
DE443301C (en) Process for the production of phonetic carriers
DE462904C (en) Sound reproduction device in which a rectangular or band-shaped oscillating body is driven outside its effective area and outside its support points
ATA226372A (en) METHOD FOR ACHIEVING A HORIZONTAL LOAD TRAIL ON CRAINS AND DEVICES FOR PERFORMING THE METHOD
DE363741C (en) Device for recording or playing back sounds
DE531758C (en) Milling bodies consisting of a cylinder or prism with truncated cones or truncated pyramids attached to both sides
AT165515B (en) Device for the stereophonic recording of sound vibrations
DE893434C (en) Electroacoustic transmission system for stereophonic sound processes
CH417285A (en) Method and device for producing teeth on the surface of a workpiece
FR1157614A (en) Method and apparatus for producing strips with a laminated structure which can be used in particular in the bodywork and furniture industries
DE360299C (en) Recording pen for speech equipment
CH530241A (en) Method for clamping an annular cutting disc and device for carrying out the method
FR52960E (en) Recording or speaking head used for the longitudinal magnetization of sound recording media in the form of a tape using the opposite rhythm process