permanent magnet shaker
Bruel and Kjaer
The LDS V201 is ideal for resonance and fatigue testing, as well as various veterinary applications. It is a permanent magnet shaker (sine force peak of 17.8N) that is built to reproduce vibration environments under lab conditions.
It also allows users to study the dynamic behavior of materials and structures. Although it is ideally intended for use in research establishments and universities, it is used often in industry.