Studies are under way at Bell Helicopter Textron for possible development of a large tilt-rotor V/STOL aircraft. (Teamed with Boeing, the firm already is developing a large version of this V/STOL...
Studies are under way at Bell Helicopter Textron for possible development of a large tilt-rotor V/STOL aircraft. (Teamed with Boeing, the firm already is developing a large version of this V/STOL...
Studies are under way at Bell Helicopter Textron for possible development of a large tilt-rotor V/STOL aircraft. (Teamed with Boeing, the firm already is developing a large version of this V/STOL...
Wideband conical antennas such as this one are widely used in ground-air communications for omnidirectional HF transmission and reception. A special system using such an antenna was designed and...
Wideband conical antennas such as this one are widely used in ground-air communications for omnidirectional HF transmission and reception. A special system using such an antenna was designed and...
Wideband conical antennas such as this one are widely used in ground-air communications for omnidirectional HF transmission and reception. A special system using such an antenna was designed and...
Wideband conical antennas such as this one are widely used in ground-air communications for omnidirectional HF transmission and reception. A special system using such an antenna was designed and...
Wideband conical antennas such as this one are widely used in ground-air communications for omnidirectional HF transmission and reception. A special system using such an antenna was designed and...
Wideband conical antennas such as this one are widely used in ground-air communications for omnidirectional HF transmission and reception. A special system using such an antenna was designed and...
The way of the future? Shown are" interactive-graphics" technicians at Westinghouse's Baltimore facility employing computer-aided design to develop different concepts that might be applied to the new...