Home » Antennas Antennas: (4 questions) Lengths of dipoles, verticals, for different frequencies. Impedances, feedpoint position. Matching. Antenna bandwidth. Elements of a yagi antenna, direction of radiation. E and H fields around antennas. Polarisation. Tuning antennas with inductance. Baluns. Dummy antenna. Isotropic antenna. Start 1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  18  19  20  21  22  23  24  25  26  27  28  29  30  31  32  33  34  35  36  37  38  39  40