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I am currently developing an acoustics course that will include statistical energy analysis, and am offering a free preview on Saturday, March 23 from 8:00 AM to 12 Noon, US Central Time. The preview topics will include: Sound Power, Pressure & IntensitySound Pressure Level (SPL)… Read more

This classes will be held via Zoom and taught by Tom Irvine. Each class and each part is one-hour long. The format is similar to a college semester system. There are four, revolving class sets. Class Registration Link Basic Shock & Vibration IntroductionVibration TestingExcitation FunctionsSine… Read more

Update: Here is the conference recording link. Passcode: 09GI+5&6 We will meet via Zoom on February 24, 2024 from 7:00 AM to 4:30 PM US Central Time. Attendees may “come and go.” The link is given below. The current presentation schedule is: 9:00 AMDr. Dilip K MandalAPML:… Read more

We will meet via Zoom on January 20, 2024 from 7:00 AM to 8:30 PM US Central Time. Attendees may “come and go.” The link is given below. This will be a good opportunity for university students to present their research. Professional engineers can also pass on… Read more

The following files are password protected. Course students receive access. The course registration information will be posted at: Shock & Vibration Class Schedule. Basic Course SlidesVideosVibroacoustics_intro_revEShock_Vibration_intro_part_1Shock_Vibration_intro_part_2Sine_revCSine_VibrationSine_sweep_revASine_sweepRandom_vibration_revBRandom_VibrationNonGaussian_random_vibrationNonGaussian_random_vibrationFourier_transform_revDFourier_1aFFT_revCFFT_part_1FFT_part_2Sample_Rate_Aliasing_revAAliasingWaterfall_FFT_revBWaterfall_FFTWhite_noise_FFT_revAWhite_noise_FFT_aPSD_specificationsPSD_specificationsPSD_data_part_1PSD_data_1PSD_data_part_2PSD_data_2PSD_synthesis_revBPSD_synthesisSDOF_frequency_domain_revCSdof_freq Much more to come! – Tom Irvine

Update: I am applying for CEU accreditation via IACET. The application process takes about four months. I am going to start the courses before I get final approval to offer CEUs with anticipation that my application will be successful so that the students will receive… Read more

This post is mostly for my university professor and graduate student friends. But everyone is welcome to respond. I have an idea for a master thesis research project which would be of great service to industry. I want to do this project myself but lack time… Read more

Link: https://chat.openai.com/ ChatGPT can help with some basic Matlab scripting. Here is my first successful try: Here is another example: for i=1:Nrows for j=1:Ncolumns data_s{i,j}=”; end end Simplifies to: data_s = repmat({”}, Nrows, Ncolumns); ChatGPT is still not ready for heavy duty signal processing scripts,… Read more

I am posting some of my files on the Mathworks File Exchange for longevity sake. Please let me know if you have any comments or questions. Here are a few so far: FFT – One-sided, Full Amplitude, Discrete Fourier Transform: https://www.mathworks.com/matlabcentral/fileexchange/127334-fft-one-sided-full-amplitude-discrete-fourier-transform Power Spectral Density of… Read more