Circuit arrangement with electronically controllable transfer characteristic

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United States of America Patent

PATENT NO 4439739
SERIAL NO

06320376

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A low-noise bass-control device, which is digitally controllable in a simple manner, comprises an amplifier having an output connected to the series arrangement of a capacitor and a tapped resistor chain. The taps on said resistor chain are connected to an inverting input of the amplifier via a first switch and to the output of the control device via a second switch.

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Patent Owner(s)

  • U.S. PHILIPS CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dijkmans, Eise C Eindhoven, NL 55 606
Graffenberger, Wilhelm Hamburg, DE 4 75
Kilian, Ernst A Hamburg, DE 6 91
van, de Plassche Rudy J Waalre, NL 53 532

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