Friday, November 19, 2004

Radio Range

In aerial navigation, a system of radio transmitting stations, each of which transmits a signal that not only carries identification but also is of intrinsic value to a navigator in fixing his position. The older �A - N� type, dating from 1927, operates at low and medium frequencies and is still in use, mainly by private light aircraft. The only equipment needed in the aircraft


Post a Comment

<< Home