Mesh Network Blog
Reviews, guides, news, and community stories from the world of off-grid mesh networking.
Atlavox Affiliate Partnership: Handhelds and Solar Nodes
NodakMesh joined Atlavox's affiliate program. The M1 handheld, Beacon solar node, Beacon Outpost, and DIY case on our devices page.
The MeshCore Split: What It Means for Operators
The MeshCore core team and Andy Kirby have separated. Here's what each side has said and where the practical picture stands for operators.
Meshtastic 2.7.21 Alpha: HTTP Deprecation and LNA Default
Meshtastic 2.7.21 alpha deprecates the HTTP server on original ESP32, flips LNA on by default for Heltec V4.3, and adds RAK 13302 power support.
Heltec Mesh Node T096: nRF52840 + Amplified LoRa + GPS for $30
The Heltec T096 pairs an nRF52840 with an amplified SX1262 pushing 28 dBm, dual-band GPS, color TFT, and solar charging. Full specs and V4 comparison.
MeshCore Firmware v1.15: Repeater and Companion Notes
MeshCore 1.15 lands Heltec V4.3 and T096 support, nRF OTA updates, GROUP_DATA packets, a duty cycle CLI, and a notable rxgain default change.
MeshCore Path Hash Modes Explained: 1, 2, and 3 Byte
How MeshCore's 1, 2, and 3 byte path hashes work, why 1-byte collides at scale, and when to switch. Guide to path.hash.mode for growing meshes.
Meshtastic Range Test: Map Your Mesh Coverage
Measure and map Meshtastic coverage with the range test module, trace route, signal metrics, and MeshMapper. Field tips for flat-plains deployments.
Meshtastic MQTT Setup: Bridge Your Mesh to the Internet
Set up MQTT on Meshtastic to bridge your LoRa mesh to the internet. Uplink/downlink, public vs self-hosted broker, Home Assistant, Grafana.
MeshCore for Emergency Preparedness: A Field Guide
Build a MeshCore emergency comms network. Repeater placement, hardware kits, real-world North Dakota scenarios, and ARES/RACES/VFD integration.
Solar MeshCore Repeater Build Guide: Parts to Deployment
Full build guide for a solar MeshCore repeater. Parts list, wiring, firmware flashing, weatherproofing, and ND-winter solar sizing.
MeshCore Off-Grid Repeat: Companion as Temporary Repeater
Off-Grid Repeat lets your MeshCore companion forward packets for other nodes. How to enable it, when to use it, and the tradeoffs.
MeshCore Open: Free Companion App for Android, iOS, Desktop
MeshCore Open is a free, open-source companion app for MeshCore LoRa mesh devices across Android, iOS, Linux, Windows, macOS, and web.
MeshCore Explained: Roles, Routing, and Building a Mesh
How MeshCore's companion, repeater, and room server roles work. Plus path routing, frequency settings, flashing, and the most common fixes.
MeshMapper Guide: Wardriving MeshCore Coverage
Map real MeshCore RF coverage with MeshMapper. The five modes, how to read the colors, MQTT observer setup, and how to get your region online.
EasySkyMesh Power Saving 14.1: Heltec V4.3 at 5.5 mA
EasySkyMesh 14.1 brings Heltec V4.3 support at 5.5 mA idle, FEM LNA toggle for 1W boards, powerlog CLI, and nRF52 companion savings to 5.8 mA.
MeshCore Firmware v1.14.1: GPS Sync, Duty Cycle, New Devices
MeshCore 1.14.1 adds GPS auto-sync, token-bucket duty cycle, SenseCAP P1 and GAT562 support, LNA toggle CLI, and three packet bug fixes.
MeshCore Repeater Firmware v1.14.0: Path Hashes and Power Fixes
MeshCore repeater firmware 1.14.0 adds multibyte path hash, AGC reset, new CLI commands, and power fixes for Heltec V4, Tracker V2, and RAK3401.
Meshtastic Firmware 2.7.18.fb3bf78 Alpha: What's New
Meshtastic alpha 2.7.18.fb3bf78 adds multi-message storage, API port config, Rak3112 support, and InkHUD joystick nav for the Wio Tracker L1.
MeshOS on LilyGO T-Deck: Standalone Off-Grid Messenger
MeshOS turns the LilyGO T-Deck into a phoneless MeshCore node. Full keyboard, offline maps, encrypted messaging, mesh tools. Hands-on overview.
RAK WisMesh 1W Booster Starter Kit: 1 Watt LoRa for $39
RAK's WisMesh 1W Booster Starter Kit pairs an nRF52840 with a 1W SX1262 PA and SAW-filtered receiver. Full specs and RAK4631 comparison.
RAK WisMesh 1W vs RAK4631: Which WisBlock to Buy
Hardware comparison of the RAK WisMesh 1W Booster (RAK10724) and the RAK4631 WisBlock. TX power, receiver, power draw, firmware support, price.
NanoVNA Antenna Testing for 915 MHz LoRa Mesh Nodes
Measure SWR, impedance, and resonant frequency on 915 MHz LoRa antennas with a NanoVNA. Calibration, reading the display, and what good looks like.
EasySkyMesh: Power-Efficient MeshCore Firmware
EasySkyMesh publishes MeshCore firmware tuned for low idle current: 8-10 mA on Heltec V3 and RAK4631 repeaters. Why that matters for solar nodes.
Best Portable Mesh Nodes for 2025: Field-Tested Picks
Top 5 LoRa mesh nodes for Meshtastic and MeshCore in 2025. T-Echo, SenseCAP T1000-E, RAK WisMesh Tag, T-Deck Plus, T-Beam Supreme.
MeshCore Device Discovery Explained (Coming From Meshtastic)
Why your MeshCore contact list is empty and how to find other nodes. Adverts, zero-hop, public channels, and what to do when you see no one.
What Is a LoRa Mesh Network? The Beginner's Guide
LoRa mesh networks send text and GPS data miles over long-range radio without cell service or internet. Here's how they work and why they matter.
Yeti Wurks Base Station Review: Solar Mesh Node Tested
Field review of the Yeti Wurks solar Meshtastic base station after a North Dakota winter. 5 miles of urban range, flawless cold-weather power.
Harbor Breeze Solar Meshtastic Node: $10 Build Guide
Turn a Harbor Breeze solar garden light into a weatherproof solar-powered LoRa mesh node with RAK WisBlock. Full BOM, wiring, and setup.
Meshtastic Device Roles Explained: All 12 Types
Every Meshtastic device role covered. What each does, when to use it, and how wrong role choices quietly kill a mesh. Field-tested guidance.
Heltec WiFi LoRa 32 V3 Review: The Default Mesh Board
Field review of the Heltec V3 for Meshtastic and MeshCore. ESP32-S3, SX1262, OLED, USB-C. Why it's still our default recommendation.
Introducing Nodak Mesh: North Dakota's Mesh Community
Nodak Mesh is North Dakota's mesh community, built on MeshCore and Meshtastic LoRa hardware. Why we started it and what we're building.