March Issue 2003

 


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| March 2003
In an attempt to simplify complex mathematical equations, the summary value for harmonics called total harmonic distortion (THD) is derived from the individual harmonic values

| March 2003
Building schools involves some unique parameters.

| March 2003
On Oct. 31, 2002, a 15-year-old boy was shot in the stomach by another 15-year-old at Lincoln High School in Jersey City, N.J.

| March 2003
School systems, colleges and universities are investing heavily to ensure their facilities adequately protect students from an increasingly unstable outside world.

| March 2003
Because we all want to feel safe and secure, the prevalence and necessity of security systems has always been a driving factor in business and industry.

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