When modal testing is performed, quite often people will use either a impact hammer or a modal exciter to excite the strucutre under test.
Modal hammers: - learn more on www.pcbpiezotronics.ca ››
- Miniature hammers for printed circuit boards and hard drives
- Medium size hammers for frames, engines and machined parts
- Heavier size for large components or strucutures such has pumps and foundations.
Modal Exciters - learn more on www.pcbpiezotronics.ca ››
- SmartShaker™ with integrated power amplifier
- Force ratings from 4 to 110 lbf [18 to 489 N]
- Mini and through-hole shakers
- Dual purpose platform shakers
- Accelerometer calibration shakers