4. Electrical audio signal processing systems and devices
  5. Including amplitude or volume control

Chung Chien San

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Audio amplifier circuit

Electrical audio signal processing systems and devices – Including amplitude or volume control
Patent

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Recording/reproducing circuit and recording/reproducing apparatu

Dynamic magnetic information storage or retrieval – General recording or reproducing – Specifics of the amplifier
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Profile ID: LFUS-PAI-P-1197346

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