http://www.apsdynamics.com/ELECTRO-SEIS Long Stroke Shakers for structural and modal testing and low frequency calibration, with DUAL-MODE Voltage-Current Amplifiers and Portable Shaker-Amplifiers.Products and ServicesSystems for Generating Controlled Vibration
Founded in 1971, APS Dynamics became the world's leading supplier of Long Stroke Shakers (APS ELECTRO-SEIS ® vibration exciters) for Modal Testing and Very Low Frequency Calibration.
APS roller bearing shakers are typically used for studying the dynamic
waiting for hand_moderationAPSDynamicsSystemsforGeneratingControlledVibration
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