Audio Output Stage
AssemblyShapes the raw difference tone, applies the volume control law through a VCA, and drives line and instrument outputs. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Audio Output Stage parts and their functions
7 top-level parts · 7 parts in total · full bill of materials below
| # | Part | Qty | What it does |
|---|---|---|---|
| 1 | Bare PCB | 1× | Unpopulated printed circuit board: copper traces etched on an FR-4 glass-epoxy laminate that carry current between the components later soldered to it. |
| 2 | Voltage-Controlled Amplifier | 1× | Voltage-controlled amplifier |
| 3 | Waveshaper | 1× | Timbre-shaping filter |
| 4 | Output Amplifier | 1× | Line/headphone driver |
| 5 | Output Jack | 1× | 1/4-inch audio jack |
| 6 | SMD Passive (R/C/L) | 1× | Surface-mount resistors, capacitors, and inductors, typically in 0402 to 1206 packages, that set voltages, filter noise, and time signals on a circuit board. |
| 7 | Wire Bundle | 1× | Inter-board harness |
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Bill of materials for Audio Output Stage
7 top-level lines · 7 rows shown · 7 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Bare PCB | pcb-bare | 1× | 1 | · | part |
| 2 | Voltage-Controlled Amplifier | theremin-vca | 1× | 1 | · | part |
| 3 | Waveshaper | theremin-waveshaper | 1× | 1 | · | part |
| 4 | Output Amplifier | theremin-output-amp | 1× | 1 | · | part |
| 5 | Output Jack | theremin-output-jack | 1× | 1 | · | part |
| 6 | SMD Passive (R/C/L) | smd-passives | 1× | 1 | · | part |
| 7 | Wire Bundle | wire-bundle | 1× | 1 | · | part |
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Where the audio output stage is used
1 product across 1 domain contain it, directly or inside a sub-assemblyUsed in 1 assembly
Sourcing: possible vendors
Browse the supplier directory → Prices, MOQ, and lead times are algorithmic estimates, not quotes, and not claims about these companies. Company mappings are curated by keyword; est. price band $0.50–$100. How estimates work| Vendor | HQ | Specialty | MOQ | Lead time |
|---|---|---|---|---|
|
🇨🇳Foxconn
foxconn.com ↗
|
Shenzhen, CN | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| flex.com ↗ | Singapore | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| dixoninfo.com ↗ | Noida, IN | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| bydelectronic.com ↗ | Shenzhen, CN | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| venture.com.sg ↗ | Singapore | Electronics contract mfg | 1,000 pcs | 6–10 wks |