Technology

Mechanical specifications
- Dimension: 35 x 35 x 12mm
- Robust and biocompatible enclosure
  (cleaning with alcohol)
- Multipurpose fixation mechanism for straps (arm, wrist, chest), belt, shoes, wheelchair, etc.
- Waterproof IP 68
Electrical specifications
- 9-Axis IMU Sensor
  - Adjustable sampling rates:
    
    5 - 200 Hz (Quaternion representation)
    
    raw data: 1 kHz
  - Sensor settings:
    
    Acceleration: ±2, 4, 8, 16 g
    
    Angular velocity: ±250, 500,1k, 2k °/sec
    
    Magnetometer: ± 4’800 µT
- 3-axis high-g sensor up to 200 g /
  bandwidth 1 kHz
- Altimeter sensor: altitude resolution of 10 cm
- 4 GB SD-card (4 days @ 200 Hz)
- Battery life time: 50 h
Functionality
- Wireless sensor synchronisation for up to 32 sensors (sync accuracy: 50 µS)
- LED-Status display (battery, activity, mounting location indicator, etc.)
- Allows simultaneous measurement setups at same location
- Wireless start/stop measurement from PC
- Sophisticated power-management (activity detection) -> up to 7 days
Docking station
- Host for up to 5 sensor modules
- Battery charging (with straps attached)
- Sensor configuration
- Data download to PC via USB 2.0