Output Channels (×4) Assembly
Four independent headphone amplifier outputs, each with 100–500 mW power and individual level control. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
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Bill of materials
2 top-level lines · 6 rows shown · 180 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Headphone Output Amplifier IC 4 parts | headphone-amp-output-amp | 4× | 4 | 44 | assembly |
| 1.1 | Bare PCB | pcb-bare | 1× | 4 | — | part |
| 1.2 | Headphone Amp IC (250 mW stereo) | headphone-amp-hp-amp-ic | 1× | 4 | — | part |
| 1.3 | Output DC Blocking Capacitor | headphone-amp-output-coupling | 2× | 8 | — | part |
| 1.4 | SMD Passive (R/C/L) | smd-passives | 40× | 160 | — | part |
| 2 | Channel Volume Potentiometer | headphone-amp-volume-pot | 4× | 4 | — | part |
Used in 1 assembly
Sourcing — likely vendors
Companies that make this · indicative price $0.50–$100 · MOQ & lead are typical| 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 |