How does a J-pole antenna work? AD#36
14:13
More on the J-pole Antenna (#163)
19:59
How do J pole antennas work when they are shorted to ground?
50:33
How Does a J-Pole Antenna Work - By Dr. Ed Fong
10:09
Building And Tuning 2 Meter 144 Mhz Copper J Pole Antenna
14:32
Which is better: Vertical or Dipole? (#106)
19:10
An Unusual Jpole Antenna (#302)
35:31
How do antennas work?
26:09