December Issue 2005

 


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December 2005
Optical fiber, like copper wire for communications, needs to be kept dry to maintain its performance. On wire, moisture causes high impedance and crosstalk. READ MORE
December 2005
Sensors and detectors have upped the ante with intelligent features and supervision, making them essential to an integrated and automated building environment. READ MORE
December 2005
Q: Should 250.34 or Article 702 apply to a portable generator that is connected to a domestic refrigerator, freezer, television set, and floor and table lamps in a one-family READ MORE
December 2005
If you have been following this column, you generally read about actions to prevent injuries. READ MORE
December 2005
There is an all-electric house in Tennessee that costs 82 cents a day to heat, cool and power. READ MORE

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December 2005