Electric power transmission

May 27, 2008 - 7:14 AM
After three years of development and testing, Safe Flight Instrument’s “Powerline Detector” system for helicopters received FAA supplemental type certifica
Jan 30, 2007 - 11:05 AM
Some three-and-a-half years ago, Safe Flight Instrument of White Plains, N.Y., received supplemental type certification for its Powerline Detection System
Nov 9, 2006 - 8:51 AM
<b>Hughes 369D, Somis, Calif., Sept.