Mic Preamp Channel Assembly
A combo-input channel that amplifies microphone signals by up to 60 dB, with switchable instrument impedance and 48 V phantom power. 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
6 top-level lines · 6 rows shown · 65 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | XLR/TRS Combo Jack | audio-interface-combo-jack | 1× | 1 | — | part |
| 2 | Preamp IC | audio-interface-preamp-ic | 1× | 1 | — | part |
| 3 | Gain-Set Network | audio-interface-gain-stage | 1× | 1 | — | part |
| 4 | Instrument Buffer | audio-interface-inst-buffer | 1× | 1 | — | part |
| 5 | Input Protection | audio-interface-input-protection | 1× | 1 | — | part |
| 6 | SMD Passive (R/C/L) | smd-passives | 60× | 60 | — | 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 |