Specializing in:
Designing, Manufacturing, and Marketing Vibration systems for:

Modal test excitation

Low frequency calibration

Component test

Products include:

ELECTRO-SEIS® Long Stroke Shakers for modal excitation of structures and low frequency calibration of accelerometers
DUAL-MODE™ Voltage/Current Mode Power Amplifiers for driving shakers
Portable Shaker-Amplifiers for low force applications

Please contact us about any of these product needs:

Vibration sensor calibration, accelerometer calibration, low frequency air bearing shaker, electro-seis shaker, electrodynamic seismic frequency shaker table, dual- mode voltage-current mode power amplifier, vibration test system, portable shaker-amplifier, modal test excitation, reaction mass floor exciter, transmissability and resonance test shaker.

APS Dynamics, Inc. is a subsidiary of SPEKTRA