3D Printed Bluetooth Mini HiFi
thingiverse
It is easy to build a mini hifi system of our own. All we need are a PCB with required features, a pair of speaker drivers and some accessories. Here is the list of materials: 1. Sanwu HF-71 PCB x 1 2. 2" speaker drivers x 2 3. Speaker cover x 2 (optional) 4. 4 positions speaker terminal x 1 5. 2 positions speaker terminal x 2 6. DC jack x 1 7. 12-24V DC power adapter x 1 8. Remote control x 1 The PCB packs with USB/MicroSD card playback, USB DAC, FM Radio as well as bluetooth connection. It took quite a long time to print the enclosures, PCB enclosure - 7 hours , a pair of speaker enclosures - 10 hours. Music test : USB thumb drive playback - https://youtu.be/V9lMUm5WfLk USB OTG connection with phone (USB DAC mode) https://youtu.be/_n3Y-tYmVL4
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