A modular concept for a streaming + amplifier box.
- Chassis (including transparent window)
- 2x Knobs for volume and mode
- 4x Speaker posts
- 4x RCA inputs
- Raspberry Pi (3B+ or better)
- HifiBerry DAC+ DSP
- Wemos D1 mini
- 5" DSI display
- 0.98" OLED display
- 2x LM3914 bar graph drivers
- 2x 10 segments LED bar graph displays
- 3x 5v relays