Signal Processor Electronics
AssemblyPhotodiode amplifier, ADC, and microcontroller converting photocurrent to turbidity in NTU. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Signal Processor Electronics parts and their functions
7 top-level parts · 7 parts in total · full bill of materials below
| # | Part | Qty | What it does |
|---|---|---|---|
| 1 | Transimpedance Amplifier | 1× | High-gain photo-amplifier with 10¹⁰ V/A feedback. |
| 2 | Gain Select | 1× | Programmable gain switching (low/mid/high ranges). |
| 3 | Microcontroller | 1× | Measurement and control |
| 4 | ADC | 1× | 16-bit analog-to-digital converter. |
| 5 | Wiper Driver | 1× | Motor driver controlling brush periodicity. |
| 6 | 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. |
| 7 | Connector | 1× | 4-20 mA output |
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Bill of materials for Signal Processor Electronics
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 | Transimpedance Amplifier | turbidity-analyzer-transimpedance-amp | 1× | 1 | · | part |
| 2 | Gain Select | turbidity-analyzer-gain-select | 1× | 1 | · | part |
| 3 | Microcontroller | mcu | 1× | 1 | · | part |
| 4 | ADC | turbidity-analyzer-adc | 1× | 1 | · | part |
| 5 | Wiper Driver | turbidity-analyzer-wiper-driver | 1× | 1 | · | part |
| 6 | Bare PCB | pcb-bare | 1× | 1 | · | part |
| 7 | Connector | connector | 1× | 1 | · | part |
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Where the signal processor electronics 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 |
|---|---|---|---|---|
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🇨🇳Foxconn
foxconn.com ↗
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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 |