Physical activity assessment objective
14th April 2022
Triaxial accelerometer and ambient light sensor. Microelectro-Mechanical-System (MEMS) sensor. Raw sampling frequency 30Hz. It has the same dimensions as its predecessor, the GT1M (27g; 3.8 × 3.7 × 1.8 cm). The GT3X can be initialised to record data in either GT3X or GT1M modes.