Title :
Excitation of a long wire antenna - antennas from 200 MHz to 1 Hz
Author :
Kona, F.N. ; Westerdahl, H. ; Antonsen, F.
Author_Institution :
Norwegian Geotechnical Institute, P.O.Box 3930 Ullevaal Stadion, N-0806 Oslo Norway
Abstract :
Measurement results are presented for using magnetic feeders (toroid ferrite rings) to excite antennas with lengths: 0.3, 0.6,13,3,20,25,30,35,40,45,50m. The applications of using ferrite ring feeders are discussed that cover the frequency band from 200 MHz to 1 Hz range.
Keywords :
Antenna feeds; Coils; Ferrites; Frequency; Impedance; Magnetic cores; Magnetic flux; Testing; Toroidal magnetic fields; Wire; GPR antenna; magnetic antenna feeder; toroid ferrite ring;
Conference_Titel :
Ground Penetrating Radar, 2004. GPR 2004. Proceedings of the Tenth International Conference on
Conference_Location :
Delft, The Netherlands
Print_ISBN :
90-9017959-3
