Vorrichtung zur stereophonischen Aufnahme von Schallschwingungen

626,086. Stereophonic microphones. NAAMLOOZE VENNOOTSCHAP PHILIPS' GLOEILAMPENFABRIEKEN. Nov. 21, 1946, No. 34545. Convention date, May 17, 1943. [Class 40 (iv)] To produce a stereophonic effect, an artificial head is made in two halves 1, 2, each with a microphone 3, 4, whereby the microphones...

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Hauptverfasser:	URK AREND THOMAS V. DR, BOER KORNELIS DE IR
Format:	Patent
Sprache:	ger
Schlagworte:	DEAF-AID SETS ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS PUBLIC ADDRESS SYSTEMS
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Zusammenfassung:	626,086. Stereophonic microphones. NAAMLOOZE VENNOOTSCHAP PHILIPS' GLOEILAMPENFABRIEKEN. Nov. 21, 1946, No. 34545. Convention date, May 17, 1943. [Class 40 (iv)] To produce a stereophonic effect, an artificial head is made in two halves 1, 2, each with a microphone 3, 4, whereby the microphones can be adjusted to face in desired directions. To maintain the microphones in a horizontal plane the head is supported on a concave base 5.