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CN104682897A
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Power amplifying circuit for computer loudspeaker box
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CN104682889A
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Over-temperature protection circuit for loudspeaker box power amplifier
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CN104682877A
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High precision feedback amplification circuit for mobile phone
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CN104683533A
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Amplification test circuit for mobile phone
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CN104682895A
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Power amplifier of sound box
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CN104682901A
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Differential amplifying circuit for mobile phone
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CN104679264A
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External input device
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CN104682881A
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A low noise amplifier circuit for cellphone
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CN104682337A
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Overvoltage protection circuit for mobile phone game testing
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CN104676741A
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Warmer temperature control circuit
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CN104656868A
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UPS (Uninterrupted Power Supply) for computer
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CN104660086A
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Inverter power circuit for computer
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CN104640020A
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High-precision amplifier for mobile phone
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CN104639063A
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Three-channel power amplifier for mobile phone
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CN104639064A
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Novel power amplifier for mobile phone
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CN104639711A
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Receiving circuit of wireless mobile game handle
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CN104639712A
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Transmission circuit of wireless mobile game handle
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CN104639065A
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Amplifier for mobile phone
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CN104639156A
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Circuit for judging movement directions of game handles
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