Table 2 A summary of typical performance characteristics for a range of angular rate sensors suitable for strapdown application, from [4]
From: Inertial sensors technologies for navigation applications: state of the art and future trends
Characteristic | DTG | Flex gyro | Vibratory gyro | RLG | FOG |
|---|---|---|---|---|---|
g-Independent bias (°/h) | 0.05–10 | 1–50 | 360–1800 | 0.001–10 | 0.5–50a |
g-Dependent bias (°/h/g) | 0.01–10 | 1–10 | 36–180 | 0 | < 1 |
An-isoelastic bias (°/h/g2) | 0.1–0.5 | 0.05–0.25 | 18 | 0 | < 0.1 |
Scale-factor non-linearity (%) | 0.01–0.1 | 0.01–0.1 | 0.2–0.3 | 5–100 | 0.05–0.5 |
Bandwidth (Hz) | 100 | 200 | 500 | > 200 | > 100 |
Maximum input rate (°/s) | 1000 | > 500 | > 1000 | > 1000 | > 1000 |
Shock resistance | Moderate | Moderate | > 25,000 g | Good | Good |