April Issue 2009


For electrical contractors, the most interesting aspect of the American Recovery and Reinvestment Act...

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| April 2009
In recent years, ballast manufacturers have begun marketing a premium fluorescent ballast called a “high-efficiency ballast” for operation of 4-foot T8 lamps.

| April 2009
For the past few National Electrical Code (NEC) cycles, there has been a concentrated movement by parts of the construction industry to permit fire alarm cables, burglar alar

| April 2009
When most people think of finding the source of power quality problems, they imagine a meter or monitor with half a dozen or more wires connected to the voltage bus or termin

| April 2009
Weather can play a major Role in how and when a project gets built. Estimators should seriously consider this when bidding.