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TDA7294 Subwoofer Amplifier Board HiFi 2.1 Channel Power Amplifier Audio Board A mp 80W*2+100W Home Sound Theater DIY - AliExpress
Yuan Jing Audio - TDA7294 x 4 BTL 2.1 Channels Stereo Amplifier [80W x 2] + Sub-Woofer [160W ] [A] - USD $80.20
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increase to the active subwoofer amplifier (TDA7294) circuit - Audio_Circuit - Circuit Diagram - SeekIC.com
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Upgraded 400W 2.1 Subwoofer Amplifier Board With TDA7294 And TDA7293 Chips, Zero Noise Preamp, Separate Protection Circuit From Kbeer, $101.73 | DHgate.Com
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A complete amplifier module for subwoofer on the TDA7294 bridge. Implemented functions: power amplifier based on TDA729… | Subwoofer amplifier, Subwoofer, Amplifier
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