| 343 / | HD | COMMUNICATIONS: RADIO WAVE ANTENNAS |
| 700 R | DF | ANTENNAS {58} |
| 793 | DF | .~ Balanced doublet - centerfed (e.g., dipole) {17} |
| 810 | DF | .~.~ Plural {4} |
| 812 | ![]() | .~.~.~ Parallel arrangement {3} |
| 813 | DF | .~.~.~.~> Parallel and collinear arrangement |
| 814 | DF | .~.~.~.~> With coupling network |
| 815 | DF | .~.~.~.~> With parasitic element (e.g., reflector or director) |