| 20 - 30 Meter Trap Antenna, W0XI | | |  |
| 20 / 40 Meter Short Coil Loaded Dipole | | | |
| 40 & 80 meter trap dipole | | |  |
| 80 Meter Loading Coil | | | |
| 80/40m Trap Dipole | | |  |
| 160/80/40 meter band trapped dipole, SM2YER | | |  |
| A Co-ax Trap Dipole For 40, 30 and 20 Meters, AA7EE | | | |
| A 5 band trap antenna, ON9CVD | | |  |
| A classic dipole heavily modified, now 5 bands & no tuner, OZ1CX | | |  |
| An Attic Coaxial-Cable Trap Dipole for 10, 15, 20, 30, 40, and 80 Meters | | | |
| An introduction to the air cored coil | | |  |
| Antenna Trap, WA7JHZ | | | |
| Air-Core Coil Inductance Calculator | | | |
| Autocostruzione e tarature trappole HF, IK4PKK | | | |
| Antenneperikelen van, PA3HGT | | | |
| Build a Space-Efficient dipole Antenna for 40, 80, and 160 Meters | | | |
| Build an antenna for 40 and 80, ON3JT | | | |
| Build Your Own Transmitting Air Variable Capacitors | | | |
| Building Coaxial Cable Traps | | | |
| Bootstrap coax traps for antennas | | | |
| Building High Power, High Q, Loading Coils | | | |
| Build a 12/17 Meter Trap Dipole, AD5X | | | |
| Coaxial Traps for multiband Antennas,the True Equivalent Circuit | | |  |
| COAX traps, ON7EQ | | | |
| Coaxial Traps, VE6YP | | | |
| Coaxial Traps Grid-dip meter method | | | |
| Coax Trap dipole for 12m-17m-30m-40m-80m, IZ7BOJ | | | |
| Coil Design | | | |
| Coil Inductance Calculator | | | |
| Cool It, G8UBJ | | |  |
| Costruire tappole per hf | | | |
| Come misurare le trappole con l'analizzatore d'antenna, IW2FND | | | |
| Cushcraft Trap Coaxial Capacitor Repair | | |  |
| Goedkoop op 80/40 en 20/10 meter met tuner, PA3HMP | | | |
| High-Q Coil Construction Techniques | | | |
| Homebrew Your Own Inductors | | | |
| Helical Coil | | | |
| Jar Capacitance Calculator For Coils | | | |
| Le mie sloper per 80/160 Lunghe solo MT. 17,50, IK4DCS | | | |
| La nobile arte di costruire le trapple hf, IW2FND | | | |
| Portable Dipole 40 30 17 m band | | | |
| Tuning Antenna Traps | | | |
| Tuning an LF antenna a variometer is used in series | | | |
Calculator Coil | | Single-layer Coil Inductance and Q, IN3OTD | | | |
| Air Core Inductor Inductance Calculator | |
| Antenna Trap Design | |
| Calculator Inductance of a single layer Air core Coil by KB5RYO | |
