Mixer and Effects Board
AssemblyThe circuit that amplifies the microphones, blends them with the music, and applies echo, reverb, and key shift. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Mixer and Effects Board
6 top-level lines as of r93197| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Microphone Preamp | karaoke-machine-mic-preamp | 2× | 2 | · | part |
| 2 | Effects DSP | karaoke-machine-effects-dsp | 1× | 1 | · | part |
| 3 | Vocal Cut Circuit | karaoke-machine-vocal-cut | 1× | 1 | · | part |
| 4 | Microcontroller | mcu | 1× | 1 | · | part |
| 5 | Bare PCB | pcb-bare | 1× | 1 | · | part |
| 6 | SMD Passive (R/C/L) | smd-passives | 1× | 1 | · | part |