Open Access
Table 1
Target impedances and control parameters for the three considered configurations.
| Parameter | Symbol | 1 DOF | Broadband | 2 DOF |
|---|---|---|---|---|
| Specific resistance | Rst | ρ0c0 | ρ0c0 | ρ0c0 and ρ0c0 |
| Resonance frequency | ωt/(2π) | 400 Hz | 200 Hz | 100 Hz and 400 Hz |
| Quality factor | Qt | 7 | 0.25 | 7 and 7 |
| Feedback gain | kg | 4 | 4 | 4 |
| Feedback cut-off frequency | wg/(2π) | 500 Hz | 500 Hz | 500 Hz |
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