Marty Riesberg

Director of curriculum development ,
National Joint Apprenticeship and Training Committee
Understanding the Theory of Inductance  2
Have you ever had difficulty explaining the theory of inductance and its impact on an electrical circuit to a coworker or apprentice?
Growing Your Business with Lightning Protection System Work 
Historically, electrical contractors have installed lightning protection systems. Over the years, however, specialty trades became popular — especially when workloads became heavy.
Installing Local Area Network and Building Automation Systems
Is this type of work unique for electrical professionals?
Electrical Testing Feed
Calpipe Contest
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