Many of the modern motor testers today utilize a spectral analysis tool known as a Fast Fourier Transform or FFT for short. When reading up on motor test theory, this is a topic that is mentioned often and repeated almost as often, but when pressed for...
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Latest Blogs
The Think Thermally and MotorTalk blogs are updated monthly, written by Snell instructors and consultants for those interested or involved with infrared thermography and electric motor testing (EMT). Electrical, mechanical, building applications, and EMT are covered in this blog along with discussions on theory, equipment, tips, news, and much more.
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Motor Talk
| Dec 16, 2019 
You have heard the phrase “NEW doesn’t necessarily mean good.” How about this one from way back in my high school football days, “Your team is only as good as the worst guy on the bench.” Both these phrases can be applied to your spare motor...
IR Talk
| Jan 30, 2020 
I quite often comment that I immensely enjoy my job, meeting new people, talking about IR thermography and all of its various applications, and assisting students after they get back to their respective facilities after class are all fun for me. As long as I’ve been...
Español
| Jan 10, 2020 
El tema de calibración y exactitud de las mediciones de las cámaras infrarrojas podría muchas veces desatar diferentes opiniones. Aun los usuarios de la termografía más capacitados podrían conocer las limitaciones de las mediciones de temperatura radiométrica, y también podrían haber aprendido técnicas para mejorar la...
Buildings
| Jan 03, 2020 
During the Introduction portion of our Level II course, I like to mention the value of understanding the limitations of your imager. Obviously, it’s important to understand what your imager can do, but often it’s as important to understand what it can’t do. This is especially...
| Dec 04, 2019 
I'm not in the holiday spirit, that's not what I'm going for here, although I must admit when I typed that the song popped into my head. Now I can't get rid of it. The things I subject myself to for the edification of our faithful...