SparkFun RTK Torch

The SparkFun RTK Torch is your one-stop shop for high-precision geolocation and GIS needs.
This device can be used in a variety of modes but these are six of the most common:

• GNSS Positioning (~400mm accuracy) - also known as 'Rover'
• GNSS Positioning with RTK (8mm accuracy) - using a local base station
• GNSS Positioning with PPP-RTK (14 to 60mm accuracy) - using PointPerfect corrections
• GNSS Positioning with Tilt Compensation
• GNSS Base Station
• GNSS Base Station NTRIP Server

Read more...