Audio Output Amplifier
AssemblyAmplifies the Doppler-shifted audio signal for speaker and headphone output. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Audio Output Amplifier
5 top-level lines as of r62201| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Audio Amplifier IC | fetal-doppler-audio-ic | 1× | 1 | · | part |
| 2 | Bare PCB | pcb-bare | 1× | 1 | · | part |
| 3 | Speaker | speaker | 1× | 1 | · | part |
| 4 | SMD Passive (R/C/L) | smd-passives | 1× | 1 | · | part |
| 5 | Connector | connector | 2× | 2 | · | part |