RAK Wireless
RAK GPS WisBlock Module RAK12501
RAK GPS WisBlock Module RAK12501
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Enhance your off-grid mesh network with the RAK12501, a high-performance GPS module designed for the WisBlock ecosystem and fully compatible with Meshtastic. Whether you're tracking your gear, logging your location on the trail, or syncing time across nodes, the RAK12501 is a reliable plug-and-play upgrade for your WisBlock-based Meshtastic radio, like the Atlavox M1.
Built for WisBlock + Meshtastic
The RAK12501 drops seamlessly into any WisBlock Base Board (like the RAK19007) running Meshtastic firmware. It’s supported out of the box by Meshtastic, and once you enable it in the Meshtastic app, it automatically provides real-time location data, GPS-based time synchronization, and logging capabilities for nodes.
Key Features
- Full Meshtastic Support: Works natively with Meshtastic firmware. No special configuration needed beyond enabling the GPS module.
- Accurate & Reliable GPS: Built on the Quectel L76K GNSS chipset, supporting GPS, GLONASS, BeiDou, and QZSS constellations for better accuracy and redundancy.
- Plug-and-Play WisBlock Compatibility: Designed to snap into Slot A or D of any WisBlock Base, secured with a single M1.2 screw (provided). No wiring or soldering required.
- Low Power for Off-Grid Nodes: Draws as little as 25 mA during acquisition, 18 mA while tracking, and under 7 µA in standby, ideal for battery or solar-powered Meshtastic devices.
- Fast Fix Times: Cold start: ~35s, Hot start: <1s
Technical Specs
| Spec | Details |
|---|---|
| Chipset | Quectel L76K |
| Accuracy | ±2.5 m location, ±0.1 m/s speed |
| Constellations | GPS / GLONASS / QZSS / BeiDou |
| Interface | UART (via WisBlock Base) |
| Update Rate | 1 Hz |
| Power Usage | 18 mA (tracking), 7 µA (standby) |
| Voltage Range | 2.8–4.3 V (nominal 3.3 V) |
| Size | 10 mm × 23 mm |
Use Cases in with Meshtastic
- Location tracking for mobile or vehicle nodes
- Satellite time synchronization in solar-powered base stations
- Position logging for backcountry teams or search & rescue
- Movement triggers
What You Need
- A WisBlock-powered radio like the M1 or Beacon. (Or a WisBlock Meshtastic Starter Kit)
- Slot A or D available on the WisBlock
- Small screwdriver
In the Box
- 1 × RAK12501 GNSS Module
- 1 x GPS antenna with 3M adhesive mounting pad
- 1 M1.2 screw
Whether you're building a GPS-enabled off-grid tracker, a remote sensing node, or just want reliable time and location data for your Meshtastic mesh network, the RAK12501 is the perfect match for your WisBlock setup.
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- 5 stars: 8 (80%)
- 4 stars: 1 (10%)
- 3 stars: 1 (10%)
- 2 stars: 0 (0%)
- 1 star: 0 (0%)
Wonderful, works great
Nice chip and form factor in the M1
This is the second Beacon I have ordered and they are extremely well built and perform perfectly. Matt did an excellent job engineering the Beacon to fit any installation. I have built several home brew repeaters, but the Beacon is the only one I use for critical locations with harsh environments. I am waiting for a 1 Watt option!
works very well, great store to purchase from.
Works but it realy eats up power. Before I put it on my Wizblock would give me 4+ days. Now I get 2 days. Will not add it to any stationary mesh devices.
This GPS Module seems to work really well.
Just got it up and running, setup for community support and unit left on full time, power plug in. About 14 nodes show up on the list. 1 Heltec v3, lily t-beam, 2 other RAK WisBlock 4631, & of course mine ran wisblock 4631, however the icon is incorrect, it show a screen which I don't have that on my unit. Should be fixed, I think. misleading. The rest had no icon, incomplete ? A couple more showed up with signal bad -20.50db. Several only 1 hop away, others 2 hops. Not bad for an area that Meshtastic just started.
Waiting for one more device, Heltec v4 fully assembled to arrive, expecting it soon within a week or less.
Will add more video about the subject later on, on UTUBE "simplyoffgridlife", all on word.
Thanks - VA6ALY (ARS)
Ordered this module with a M1A1 radio/antenna purchase. They were kind enough to install it before shipping. Happy customer here. A++++
As expected and properly installed.
It appears the wisBlock Module is the best for Meshtastic and MeshCore.