FoBE Studio
FoBE Mesh Tracker C1 - LoRa Mesh Network Communication Evaluation Kit
FoBE Mesh Tracker C1 - LoRa Mesh Network Communication Evaluation Kit
SKU:F2102.1
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FoBE Mesh Tracker C1
Model: F2102 | nRF52840 + SX1262 LoRa Mesh Node
FoBE Mesh Tracker C1 is a fully integrated application board for outdoor LoRa communication. It integrates an nRF52840 MCU, GPS, buzzer, OLED display, and a LoRa transceiver, providing everything needed for an outdoor LoRa device.
The board features a rotary encoder, two buttons for easy user interface operation, an onboard BLE antenna for convenient configuration, a 0.96-inch OLED screen, and two indicator LEDs. It also includes a USB-C connector, reserved SWDIO/SWCLK header holes on the side, an 8-pin header for external expansion with 6 GPIO pins, and two IPEX antenna connectors for LoRa and GPS antennas.
Perfect for outdoor adventures, hiking, emergency communication, and off-grid mesh networking. Fully compatible with Meshtastic and MeshCore firmware for decentralized, long-range communication without cellular networks.
Key Features
Core Components:
- nRF52840 MCU
- GPS module with IPEX antenna connector
- LoRa transceiver with IPEX antenna connector
- 0.96-inch OLED screen
- Buzzer for audio feedback
User Interface:
- Rotary encoder for easy navigation
- Two user buttons
- Two indicator LEDs
- Onboard BLE antenna
Connectivity and Expansion:
- USB-C connector
- Reserved SWDIO/SWCLK header holes
- 8-Pin header with 6 GPIO pins for external expansion
- 2-Pin MX1.25 battery input interface
- 6-Pin SH1.0 FPC external module interface x 2
Hardware diagram


Mechanical dimensions

Battery Compatibility (for Protective Case versions)
The FoBE Mesh Tracker C1 protective case is designed to protect the FoBE Mesh Tracker C1 development board(F2102) and provides space for an optional compact internal LiPo battery.
Supported battery specifications:
- Type: Single-cell Lithium-polymer rechargeable battery (3.7V nominal, 4.2V full charge)
- Connector: MX1.25 2-pin
- Maximum physical dimensions: 12 mm (T) × 30 mm (W) × 50 mm (L)
- Built-in protection circuit (PCM) is strongly recommended
❗️❗️❗️ IMPORTANT: Always verify polarity before connecting the battery!
- Connect board "+" terminal to battery positive (typically red wire).
- Connect board "−" terminal to battery negative (typically black wire).
⚠️ ⚠️⚠️REVERSED POLARITY WILL IMMEDIATELY DAMAGE THE BOARD AND MAY CAUSE THE BATTERY TO OVERHEAT, LEAK, CATCH FIRE, OR EXPLODE.
Damage caused by reverse polarity is not covered under warranty.
Verified compatible batteries (perfect or near-perfect fit):
- 103047 → 10×30×47–48 mm | 1500–1800 mAh
- 112945 → 11×29×45–46 mm | 1400–1600 mAh
- 903048 → 9×30×48 mm | 1500–1700 mAh
- 803048 → 8×30×48–49 mm | 1200–1500 mAh
Note:
- Batteries with built-in protection PCB/PCM are typically 0.5–2 mm thicker or longer.
- Actual dimensions and capacity may vary slightly by manufacturer. Please refer to the specific parameters provided by your supplier.
- Batteries can be purchased from Amazon, AliExpress, or qualified local suppliers.
- Looking for more colors or a rugged finish? Check out our FoBE Mesh Tracker C1 Protective Case – 3D Printed PLA/Resin for more styles to suit your outdoor gear.
Resources
[PDF] FoBE Mesh Tracker C1 Datasheet
[PDF] FoBE Mesh Tracker C1 Schematic
[PDF] FoBE Mesh Tracker C1 Dimension
[OBJ] FoBE Mesh Tracker C1 3D Model
Packing List
| Part | Quantity | |
|---|---|---|
| FoBE IDEA Mesh Tracker C1 board (F2102) | 1 | Included in all kits |
| GNSS Ceramic Patch Antenna (IPEX1/U.FL,  ; Compatible with the matching enclosure) | 1 | Included in all kits |
| LoRa RF spring antenna (IPEX1/U.FL, Compatible with the matching enclosure) | 1 | Included in all kits |
| Protective Case (Standard Panel + Base) | 1 | Included only with case versions |
| Rotary Encoder Knob Cap (Yellow, PLA, 3D printed) | 1 | Included only with case versions |
| M2×8 mm Hex Socket Head Self-tapping Screws, SS304 (Torx H1.5 or Hex 1.5 mm) | 2 | Included only with case versions |
| U.FL (IPEX/IPX) to SMA-Female Adapter Cable | 1 | Included only in External Antenna case version |
Note: External antennas are sold separately.
Getting Started with FoBE Mesh Tracker C1
Refer to the documentation for further details about this product.