Processor Unit Assembly
Belt-mounted amplifier with DSP and tone controls. 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 · 25 rows shown · 113 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Main PCB 5 parts | voice-amplifier-main-pcb | 1× | 1 | 44 | assembly |
| 1.1 | Bare PCB | pcb-bare | 1× | 1 | — | part |
| 1.2 | Microcontroller | mcu | 1× | 1 | — | part |
| 1.3 | DAC IC | voice-amplifier-dac | 1× | 1 | — | part |
| 1.4 | ADC IC | voice-amplifier-adc | 1× | 1 | — | part |
| 1.5 | SMD Passive (R/C/L) | smd-passives | 40× | 40 | — | part |
| 2 | Power Amplifier Module 4 parts | voice-amplifier-power-amp | 1× | 1 | 23 | assembly |
| 2.1 | Output Amp IC | voice-amplifier-output-amp-ic | 1× | 1 | — | part |
| 2.2 | Output Transformer | voice-amplifier-output-transformer | 1× | 1 | — | part |
| 2.3 | Speaker Protection | voice-amplifier-speaker-protection | 1× | 1 | — | part |
| 2.4 | SMD Passive (R/C/L) | smd-passives | 20× | 20 | — | part |
| 3 | Tone & EQ Module 3 parts | voice-amplifier-tone-eq | 1× | 1 | 24 | assembly |
| 3.1 | Tone Potentiometer | voice-amplifier-tone-potentiometer | 3× | 3 | — | part |
| 3.2 | Tone Network | voice-amplifier-tone-network | 1× | 1 | — | part |
| 3.3 | SMD Passive (R/C/L) | smd-passives | 20× | 20 | — | part |
| 4 | Input Preamp 4 parts | voice-amplifier-input-preamp | 1× | 1 | 18 | assembly |
| 4.1 | Mic Amp IC | voice-amplifier-mic-amp-ic | 1× | 1 | — | part |
| 4.2 | Phantom Power Supply | voice-amplifier-phantom-power | 1× | 1 | — | part |
| 4.3 | Input Filter | voice-amplifier-input-filter | 1× | 1 | — | part |
| 4.4 | SMD Passive (R/C/L) | smd-passives | 15× | 15 | — | part |
| 5 | Output Stage 3 parts | voice-amplifier-output-stage | 1× | 1 | 3 | assembly |
| 5.1 | Speaker Jack | voice-amplifier-speaker-jack | 1× | 1 | — | part |
| 5.2 | Output Coupling Cap | voice-amplifier-output-coupling | 1× | 1 | — | part |
| 5.3 | Fastener Set | fastener-set | 1× | 1 | — | part |
| 6 | Fastener Set | fastener-set | 1× | 1 | — | 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 |