Microphone Array
AssemblyRing of far-field MEMS microphones on a dedicated array board for beamforming wake-word capture. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Microphone Array
5 top-level lines as of r158371| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Bare PCB | pcb-bare | 1× | 1 | · | part |
| 2 | Far-Field MEMS Microphone | smart-speaker-mems-mic | 6× | 6 | · | part |
| 3 | Audio ADC | smart-speaker-audio-adc | 1× | 1 | · | part |
| 4 | SMD Passive (R/C/L) | smd-passives | 40× | 40 | · | part |
| 5 | Connector | connector | 1× | 1 | · | part |