Research Article
Designing a New Dynamic Mechanical Analysis (DMA) System for Testing Viscoelastic Materials at High Frequencies
Table 1
Specifications of the chosen stacked preloaded piezoelectric actuator.
| Item | Value | Unit |
| Closed-loop travel | 15 | µm | Closed-loop resolution | 0.3 | nm | Push/pull force | 800/300 | N | Electrical capacitance | 1.8 ± 20% | µF | Unloaded resonant frequency (f0) | 18 ± 20% | kHz | Standard operating temperature range | −20 to +80 | °C | Weight without cables | 31 ± 5% | g | Length, L | 37 ± 0.3 | mm |
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