Audio Power Amplifier Module, 100w Dual Channel Audio Amplifier Board for Electronic Experiment DIY Kit
Perfect For DIY Stereo Amplifier Projects, Home Theater Systems, Professional Audio Applications and More.
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Digital Power Amplifier Board, 100w Bass Audio Stereo Amp Module, 100w Audio Amp Board Subwoofer Amp Module for Home Audio Home Theater Square DIY Speakers
Efficient Amplifier module adopts DC 12 24V power supply, wide operating voltage, power saving, and the efficiency is as high as 90%. Supports bass channel output up to 100W (Bass).
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Yunseity DIY Bluetooth Speaker Box Kit, Build Your Own DIY Amplifier Kit, Small Voice Control Light Electronic Sound Amplifier, for Kids, Teens and Adults(Transparent)
Bluetooth 5.0 Speaker Bluetooth 5.0 music player, support auto play, pause, up and down music, memory card playback (not include).
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Fasizi 5pcs Mini DC 3W + 3W DC 5V Audio amplifier Handy Digital Amplifier Module Board Dual-channel PAM8403 Stereo Amplifier for DIY Portable Speakers Headphones
Efficiency 90%
Wendry Bluetooth Speaker DIY Kit, MP3 MusicDigital Audio Amplifier Board Module Cube Kit with Remote Control(Gray)
Wendry
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Amplifier Board, 20W LM1875T Mono Channel HiFi Audio Power Amplifier Board DIY Kit Durable Long Service Life
20W Mono Channel HiFi Amplifier Board.
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LM386 Super Mini Audio Amplifier DIY Kit Board 3-12V (Finished product)
Working voltage 3.5-12V
Jopto Bluetooth 5.0 Audio Receiver Module Board for Stereo Wireless Sound PCB Circuit DIY Kit Digital Power Amplifier VHM-314 Bluetooth 5.0 Audio Receiver Lossless Decoder Wireless Stereo Music
VHM-314 Bluetooth 5.0 Audio Receiver Lossless Decoder Wireless Stereo Music Module.
LM1875T Amplifier Board DIY Kit 20W Mono Channel Hi-Fi Audio Power Amplifier for Home Theater Sound System
SEAFRONT
Denash HIFI Pre-amplifier Board, NE5532 OP-AMP Volume Tone Adjustment Preamp HIFI Amplifier Audio Assembled Board Kit
Power supply circuit adopts full bridge rectifier
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Stroagymoon DIY Bluetooth Speaker Kit LED FM Radio USB Mini Home Sound Amplifier with Digital Display Soldering Project(Black)
2. Bluetooth-Compatible Player With its built-in Bluetooth-Compatible audio receiver and power amplifier, this device can directly drive 4ohm 3W speakers, producing clear and high-quality sound.
Tubayia 6J1 Preamp Amplifier Board Headphone Pre-Amp Amplifier Audio Board DIY Kit
Boost finish is also done so this is the same with the welve rectification, 8 470UF the condenser filter very clean, good power supply will not have humming.