Rate Computer Module
AssemblyThe main microcontroller unit with programmed postal rate tables and algorithms that calculates shipping cost based on weight and selected service. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Rate Computer Module parts and their functions
5 top-level parts · 7 parts in total · full bill of materials below
| # | Part | Qty | What it does |
|---|---|---|---|
| 1 | Microcontroller | 1× | Microcontroller (8-bit or 16-bit, e.g., Atmel AVR, PIC) |
| 2 | Bare PCB | 1× | Main controller board with ROM/EEPROM for rate data |
| 3 | Postal Rate ROM/EEPROM | 1× | ROM or EEPROM storing USPS rate tables (updatable) |
| 4 | Connector | 3× | Load cell amplifier, keypad, and display connectors |
| 5 | Fastener Set | 1× | Controller PCB mounting hardware |
3D model
No 3D model yet. Have a CAD file of this? Add a 3D model. STL renders right on this page; STEP, FreeCAD, and OpenSCAD sources are welcome too (openly licensed, like all 3D models on BOMwiki).
Build & assembly graph
expand / collapse · shared sub-assemblies converge · links to related products · est. labour
product / assembly
shared across products
atomic part
related product
Tap an assembly to expand/collapse · tap a part to open it · use “Open page” for any node · drag to pan, scroll to zoom.
Bill of materials for Rate Computer Module
5 top-level lines · 5 rows shown · 7 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Microcontroller | mcu | 1× | 1 | · | part |
| 2 | Bare PCB | pcb-bare | 1× | 1 | · | part |
| 3 | Postal Rate ROM/EEPROM | postal-scale-rom-chip | 1× | 1 | · | part |
| 4 | Connector | connector | 3× | 3 | · | part |
| 5 | Fastener Set | fastener-set | 1× | 1 | · | part |
Something wrong in this list? Report a problem with this BOM.
Where the rate computer module 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 |