| SHORTWAVE RADIO BROADCAST ANTENNAS ABBREVIATIONS |
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| Abbreviation | Explanation | ||
| Radiation Pattern | D | directional | |
| R | directional (rotatable) | ||
| O | omnidirectional | ||
| Polarization | H | horizontal | |
| V | vertical | ||
| Broadcast Range | S | short | 0-1000 km |
| M | medium | 350-2600 km | |
| L | long | 2000-10000 km | |
| Power Level | L | low | 1-5 kW |
| M | medium | 10-50 kW | |
| H | high | 100-500 kW | |