Board D — Mesh / LoRa / Wi-Fi / BT
About the Board D — Mesh / LoRa / Wi-Fi / BT
Board D — Mesh / LoRa / Wi-Fi / BT is an open source PCB design by Alfredapp-hash, published on GitHub. It is a 6-layer board measuring 34 × 60 mm, with 8 components from 8 distinct parts.
Other key parts include the LR1121 and WCN3980. By type, the board carries 6 connectors and 2 ICs.
It belongs with the rf & radio designs in this gallery.
From the project
# Arkhe Relay One — Bench-Alpha Multi-Board Schematic Set
# Arkhe Relay One — Bench-Alpha Multi-Board Schematic Set
This directory contains the revised bench-alpha KiCad schematic sources for the Arkhe Relay One secure mobile-telephone reference platform.
Track schematic → prototype progress in checklist.md (repo structure, symbol audit, ERC, power, RF, BOM, layout, firmware, bring-up).
- erc-audit.md — ERC pre-fix audit (expected errors/warnings, per-board checks, net classes, run order); read before first formal ERC - footprint-assignment-a-b.md — Board A/B schematic→PCB footprint assignment + Update PCB workflow - footprint-assignment-f.md —…
Main components on the Board D — Mesh / LoRa / Wi-Fi / BT
Board D — Mesh / LoRa / Wi-Fi / BT bill of materials (BOM)
8 components, 8 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | LR1121 Semtech | QFN24_4x4_EP | U1 |
| 1 | WCN3980 Qualcomm | QFN40_5x5_EP | U2 |
| 1 | To_Board_A | B2B_0.8mm_30P | J1 |
| 1 | To_Board_B_Guardian | B2B_0.8mm_30P | J2 |
| 1 | LORA_ANT | UFL_Rosenberger | J3 |
| 1 | LR_2G4_ANT | UFL_Rosenberger | J4 |
| 1 | WIFI_BT_ANT | UFL_Rosenberger | J5 |
| 1 | WIFI_5G_ANT | UFL_Rosenberger | J6 |
Board D — Mesh / LoRa / Wi-Fi / BT design files
The KiCad project lives in the Alfredapp-hash/Guardian_One repository on GitHub; these links point at the commit this page was built from.
Board D — Mesh / LoRa / Wi-Fi / BT: common questions
How big is the Board D — Mesh / LoRa / Wi-Fi / BT?
The Board D — Mesh / LoRa / Wi-Fi / BT measures 34 × 60 mm, has 6 copper layers and is 1 mm thick.
How many components are on the Board D — Mesh / LoRa / Wi-Fi / BT?
8 components, from 8 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the Board D — Mesh / LoRa / Wi-Fi / BT design files?
From the Alfredapp-hash/Guardian_One repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the Board D — Mesh / LoRa / Wi-Fi / BT design in my own project?
The repository has no license, so all rights stay with Alfredapp-hash. Use it as a reference, and ask the author before reusing the design.
More boards in Guardian_One
STM32Board B — Guardian / Keyboard / Privacy
60 × 118 mm22 parts6LNo license0
Board F — Front Panel / Keyboard
76 × 46 mm16 parts4LNo license0
Board A — Compute Development Kit
60 × 118 mm11 parts8LNo license0
Board C — Cellular Isolation
36 × 60 mm9 parts6LNo license0
Board G — Battery / Power Entry
68 × 40 mm6 parts4LNo license0
Board E — Camera / Microphone
25 × 35 mm5 parts4LNo license0
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