Knowledge Base

Quick Answer NTRIP lets your Emlid receiver obtain centimetre-level RTK corrections over a mobile data connection, with no base station required. In the UK, you...

Our picks for the best RTK GNSS receivers available in the UK. Covers Emlid Reach RS4 Pro, HolyBro H-RTK F9P and SparkFun RTK Express —...

Hands-on review of the Emlid Reach RS4 Pro RTK GNSS receiver with dual cameras, AR stakeout, tilt compensation and all-band tracking for UK surveying.

Complete Emlid Reach M2 setup guide for drone mapping. Covers PPK and RTK modes, wiring to your flight controller, antenna placement, and Emlid Flow configuration.

How to use ground control points for accurate drone mapping. Covers GCP types, placement, RTK GNSS surveying, and checkpoints for quality verification.

Learn the three main camera trigger methods for drone mapping: hot shoe, intervalometer, and flight controller software trigger. Compare accuracy, setup complexity, and use cases...

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...

Learn how to configure Emlid Reach receivers as base and rover for RTK surveying. Covers base placement, coordinate entry, LoRa and UHF radio setup, and...

Emlid Reach RX vs RX2 compared for surveying. Covers multi-band, constellations, canopy performance, battery, and Flow app. Choose RX2 for challenging environments.

RTK and PPK compared for drone mapping accuracy. Covers correction methods, workflow differences, and when to use each. Both achieve 1-3cm horizontal accuracy.

Learn to use Emlid Flow for surveying with Reach receivers. Covers point collection, area measurement, stakeout, and data export. Free vs Survey plan comparison.

Step-by-step guide to setting up Emlid Reach receivers as base and rover for RTK surveying. Covers correction links, NTRIP, LoRa radio, and drone integration.