Knowledge Center

Where thermographers and EMT technicians can find a wealth of valuable information on both infrared and electric motor testing.

We are pleased to offer the following complimentary knowledge resources (a free registration may be required for some items). Receive announcements on content updates for all of the following knowledge sections by subscribing to our free newsletters.


What are your interest areas? Infrared (IR) and Electric Motor Testing (EMT) newsletters are sent once per month for each technology area. Our Nondestructive (NDT) newsletter is sent quarterly.

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White Papers

Download select white papers written by our staff of instructors and technicians who have, combined, hundreds of years of experience in the industry teaching, consulting and practicing both infrared and electric motor testing. White paper topics will include the entire spectrum of IR and EMT knowledge, everything from introductory theory to advanced applications and best practices.

Download Free White Papers



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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What is Your IR IQ?

Test your knowledge of thermal imaging against that of our own IR Gurus with these quizzes on thermography covering three levels of difficulty.

Infrared Thermography Quiz

Discover Your Motor Mojo

Check your motor knowledge against that of our experts in the areas of Motor Theory, Offline and Online Testing with these electric motor testing quizzes.

Electric Motor Testing Quiz

Crossword Puzzle

Find out if your IR terminology is up to par with our fun and challenging Crossword Puzzle.

Crossword Puzzle


A comprehensive listing of web sites that are recommended informational resources from a number of other organizations offering related IR and EMT content including equipment manufacturers, professional societies and educational institutions.

View Links of Interest