Free Tutorials (Learn something new or get a refresher)
RC DC Dynamic Circuits
In this video, I look at RC circuits and analyze their charging and discharging plots.
Free CET Testing Materials
Associate-Level Certified Electronic Technician Exam Prep Flashcards
Prepare for the ETA and ISCET Certified Electronic Technician Associate-Level Exam with FREE video flashcards.
Upcoming ETA and ISCET Testing Dates
Are you ready to get certified? We are testing ALL day (9am-5pm) on Wednesday April 29th, 2015 at our downtown Decatur office. Sign up for a testing time and get certified. Limited time slots so HURRY!
Press Releases and Other News
C. A. Lettsome Services, LLC has earned an A+ rating from the Better Business Bureau (BBB). The BBB determines the ratings of a business by the length of time a business has been listed, the type of business performed, its complaint history, and other bad or negligent business practices. The ratings range from A+ to […]
Dr. Lettsome to Serve on NCEES Committee
We are pleased to announce that Dr. Clyde A. Lettsome has been selected to be part of the 2015 NCEES Fundamentals of Engineering Exam Writing Committee. He, along with other respected professional engineers from a number of different engineering disciplines will write questions that will be used on future National Council of Examiners for Engineering […]
Dr. Lettsome Returns as an AP Reader
Dr. Clyde A. Lettsome is serving for the second year in a row as an Advanced Placement Program (AP) Reader for the Educational Testing Service (ETS). The ETS a non-profit organization that develops, administers, and evaluates standardized tests and performance assessments. This is a position open to individuals who are experts in their fields as […]
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