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大功率前后级一体2 1声道TDA7294 TDA7265三并联调音立体声功放板Check Product

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发烧级双声道前级HIFI音调板NE5532 OPA2604运放功放前置2 0模块Check Product

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前级电子二分频器 高低音分频器 电子分频器 分频板成品套件5532Check Product

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温暖好声发烧级6J1电子管前级放大器6J2胆机耳放效果器双12V交流Check Product

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发烧对称金嗓子电路分立元件功放电压放大推动板单声道功放板平衡Check Product

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经典TDA7294功放板DIY零件套件200W音频功率放大板PCB双声道HIFICheck Product

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3对管全场效应单声道功放板支持irfp9240 240 k1529j 200等Check Product

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参考MBL6010线路 功放前级置缓冲甲类运放调音板 放大保真音调板Check Product

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Car HIFI power amplifier single-ended non-transition balanced op amp board car modified RCA output low-level 4-way preamplifierCheck Product

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Microphone pickup module high-fidelity components noise reduction microphone amplifier board high-sensitivity microphone amplifier kitCheck Product

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HIFI fever-grade audio box power amplifier front tone board module AD828 AC and DC single power supply 12V front boardCheck Product

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Audiophile-grade single power supply low-pass filter preamp board subwoofer tone board HI-FI low-pass circuit board 5532Check Product

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UPC1892CT audio speaker tone board high and low bass balance adjustment board NE5532 power amplifier preamplifier boardCheck Product

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MBL6010 power amplifier pre-stage finished board operational amplifier pre-stage finished board operational amplifier pre-stage PCB blank boardCheck Product

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Fever reference American Mark preamplifier circuit board two-channel single-ended balanced output single-ended balanced conversionCheck Product

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Interchangeable module power amplifier 3 pairs of tubes three pairs of tubes mono audio amplifier board mirror symmetry gold seal plastic seal universalCheck Product

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Stereo four-input two-output audio mixing active source mixer four-in-two four-in and two-outCheck Product

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Two-way audio mixing amplifier circuit board stereo dual-source sound two-in-one mixer with one outputCheck Product

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Two-in two-out mixer two-way output two-way audio mixing amplification circuit board stereo dual-source soundCheck Product

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Passive stereo source four-way input mixer audio circuit board mixing four-in-one-out four-in-one mixerCheck Product

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管道漏水测听仪便携式家用自来水管检修判断漏点声音放大器Check Product

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双运放NE5532前级音频放大板功放前置音调模块单电源交直流12-24VCheck Product

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大中振膜奶瓶电容麦克风话筒电路板极化电压板DIY麦克风制作改装Check Product

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XH-M802 无源调音板前级板前置板音调板高低音调节HIFI发烧级成品Check Product

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LM4610N高低音平衡3D环绕调音模块hifi发烧级音响功放音调板带线Check Product

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5532迷尔音调板体积115 51 23亳米供电交流9一15V电位器距3CmCheck Product

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