Radio Antenna Engineering is a free introductory textbook on radio antennas and their applications. See the editorial for more information....


Index U...

umbrella antennaUmbrella Antenna
unbalanced feederTwo-wire Unbalanced Feeder, with Both Wires in Parallel
 Four-wire Unbalanced Feeder
 Two-wire Unbalanced Feeder, One Wire Grounded
 Three-wire Unbalanced Feeder
 Four-wire Unbalanced Feeder
 Five-wire Unbalanced Feeder
 Four-wire Unbalanced Feeder
 Four-wire Unbalanced Feeder
 Unbalanced Feeder of the Corner Type
unbalanced lineSix-wire Unbalanced Line
unequal-height radiatorDirective Antennas Using Unequal-Height Radiators
uniform low-loss transmission lineCharacteristic Impedance
universal antennaUniversal Antennas
useful transmissionUseful Transmission-line Configurations


Last Update: 2011-03-20