专利名称：Circuit arrangement with controllable
transfer characteristic at higher frequencies
发明人：Ernst A. Kilian申请号：US06/301159申请日：19810911公开号：US04451795A公开日：19840529
摘要：A treble-control circuit which exhibits a particularly low noise level and whichcan be controlled digitally in a simple manner. The treble control circuit comprises anamplifier having an output connected to the arrangement of a capacitor in series with aresistor chain. The tappings of said resistor chain are connected to an inverting input ofthe amplifier via a first switch and to the output of the treble control circuit via a secondswitch.
申请人：U.S. PHILIPS CORPORATION
代理人：Robert T. Mayer,Bernard Franzblau
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