How We Got Centimetre RTK on ArduPilot with a £400 Emlid Reach M2

How We Got Centimetre RTK on ArduPilot with a £400 Emlid Reach M2

Learn how to integrate Emlid Reach M2 RTK GPS with ArduPilot for centimetre-level drone positioning. Covers wiring, parameter configuration, base station setup, and Mission Planner...

Apr 16, 2026 14 min read
After Testing Every Emlid Receiver, Here Is the One We Would Actually Buy

After Testing Every Emlid Receiver, Here Is the One We Would Actually Buy

Compare the Emlid Reach RS4 Pro, RS4, RS3, and RS2+ GNSS receivers. Specs, features, and which one to buy for surveying, construction, and drone mapping.

Mar 27, 2026 4 min read
RTK GNSS for Subcontractors: Faster Layout and As-Built Verification

RTK GNSS for Subcontractors: Faster Layout and As-Built Verification

Quick Answer Subcontractors use RTK GNSS receivers to lay out work points, verify installations against design, and document as-built conditions with centimetre accuracy. This replaces...

Mar 22, 2026 3 min read
Using Emlid Reach RS4 Pro for Drone Mapping and Aerial Surveys

Using Emlid Reach RS4 Pro for Drone Mapping and Aerial Surveys

Quick Answer For drone mapping and aerial surveys, the Emlid Reach RS4 Pro serves as a precision base station while the Reach M2 mounts directly...

Mar 22, 2026 3 min read
Emlid Reach RTK GNSS Receivers: Complete Guide

Emlid Reach RTK GNSS Receivers: Complete Guide

Quick Answer Emlid Reach RTK GNSS receivers provide professional centimetre-level positioning for surveying, drone mapping, and engineering applications. Using all-band RTK technology, they deliver sub-2cm...

Mar 22, 2026 2 min read