Sounder
AssemblyHigh-output piezo horn driven by a transducer driver, with a voice annunciator IC for spoken alarm and location messages. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Sounder
3 top-level lines as of r158588| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Piezo Horn | smoke-detector-piezo-horn | 1× | 1 | · | part |
| 2 | Piezo Driver | smoke-detector-piezo-driver | 1× | 1 | · | part |
| 3 | Voice Annunciator IC | smoke-detector-voice-ic | 1× | 1 | · | part |