vibration and shock

Spectral Analysis
iest, tri

The course provides in-depth instruction on spectral analysis in the context of dynamic signals. Geared toward the practicing test engineer and advanced technician, the class will cover the history and motivation of spectral analysis, time history signal classification, stationary and non-stationary stochastic process, and filtering, among other topics.

Course outline     Who should attend?     Course materials     Instructor     Next date and location     Registration

Course outline
  • Introduction and Purpose
  • Historical Perspective
  • Motivation for Spectral Analysis
  • Time History Classification and Time History Type Illustrations
  • Deterministic Spectral Analysis
  • Stationary Stochastic/Harmonic Processes
  • Nonparametric Broadband Spectral Analysis
  • Sine-on-Random Estimation
  • Nonstationary Processes and the Product Model
  • Miscellaneous Topics
    • Estimate Error
    • Filtering and Resampling
    • Spectral Analysis via Bandpass Filtering
    • One-Third Octave Band Filtering
    • Zoom Transform
  • Measurement Time History Validation
  • Non-Gaussian Time History Consideration
  • Time/Frequency Concentration with Wavelet Illustration
  • Laboratory Vibration Test Specification
    • Fatigue Damage Modeling
    • Energy Response Spectrum
  • Multiple Measurement Channel Basic Principles
  • Summary

Who should attend?

  • Practicing test engineer
  • Advanced test technican

Course materials

  • Copy of PowerPoint presentation in course binder
  • Certificate of attendance for completion of CEUs

 Continuing Education Units: .6 CEUs


Ron Merritt

Ronald G. Merritt has more than 35 years experience. He has a Ph.D. in Engineering Mechanics. Merritt has worked as a Mechanical Engineer in the Life Cycle Environmental Engineering area at the Naval Air Warfare Center Weapons Division (NAWCWD), a contractor with Jacobs Technology with work related in the same area of NAWCWD, and is presently a contractor with ATAC.

Next date and location

No dates are currently scheduled.


Registration information

Register three attendees from your company for the same training course and receive a complimentary fourth registration for another person in your company to attend that course. Contact IEST at 847-981-0100 to arrange this option. (Complimentary registration applies to registration of equal or lesser value. Not valid with any other offers or promotions.)

Registration Fees Pricing



  • Program and instructor(s) are subject to change.
  • All registrations include morning and afternoon breaks and lunch. Includes certificate of attendance, and .6 CEUs.
  • Payment must accompany registration; there is no invoicing. IEST does not accept purchase orders as a method of payment.
  • All member dues must be current at the time of registration to qualify for the member rates.
  • All education training courses earn Continuing Education Units.
  • International attendees:  Full International Attendee details.
Transfers: Registrations are transferable to another person for the same event. A $35 transfer fee applies. Transfer of a member registration to a nonmember registration will be charged the difference in fees. 

Cancellations: Cancellation requests received 60 days or more prior to the start of the event will receive a full refund LESS a $75 administration fee. Cancellation requests received 30-59 days prior to the start of the event will receive a 50% refund. No refunds will be issued for cancellation requests received less than 30 days prior to the start of the event. IEST reserves the right to cancel course(s), in which case registrants will receive a refund of the fee. IEST is not responsible for any refund or remuneration for hotel, transportation, additional registration fees, tours, or other expenses related to attendance beyond the registration fee refund.

Warning: Commercial, for-profit training companies have sprung up that are using the same course titles and promotional text as in IEST courses. Please be aware that IEST does not support, approve, provide any recognition of, or expertise to such courses. IEST does not assume any liability for the material presented in such courses. Registrations for IEST courses are only available through the IEST website.