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AMPLIFIER UNIT FOR OPERATING A PIEZOELECTRIC SOUND TRANSDUCER AND/OR A DYNAMIC SOUND TRANSDUCER, AND A SOUND-GENERATING UNIT
AMPLIFIER UNIT FOR OPERATING A PIEZOELECTRIC SOUND TRANSDUCER AND/OR A DYNAMIC SOUND TRANSDUCER, AND A SOUND-GENERATING UNIT
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机译:用于操作压电发声器和/或动态发声器的放大器单元和发声单元
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摘要
An amplifier unit for operating a piezoelectric loudspeaker or microphone includes an audio amplifier and a detection unit, which is configured to detect whether a sound transducer coupled to the amplifier unit is a piezoelectric sound transducer or a dynamic sound transducer. The amplifier unit is configured in such a way that, after a sound transducer has been coupled, the amplifier unit sends a test signal to the coupled sound transducer. Moreover, a sound-generation unit includes a sound transducer and an amplifier unit, which amplifies an audio signal and feeds it to the sound transducer.
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