Energy Systems University

Welcome to DC101 for the telecommunications industry.  This course will present basic elements of the DC infrastructure which will help you understand the DC electrical system.  This is a complete DC101 class including the downloadable resource materials, Videos, and test.  Once you have completed the training materials you will take a test.   You can view the videos at up to 2 times the regular speed if desired.   Read more

Charter DC wire coding and test. The test requires a minimum score of 80% to pass. Read more

Comcast DC wire color coding and test. The test requires a minimum score of 80% to pass. Read more

Cox DC wire color coding and test. The test requires a minimum score of 80% to pass. Read more

Verizon Wireless DC wire color coding and test. The test requires a minimum score of 80% to pass. Read more

Verizon Business DC wire color coding and test. The test requires a minimum score of 80% to pass. Read more