4m Slim Jim Antenna
- This 4m Slim Jim Antenna is cheap and easy to build yet it greatly out performs the more usual dipole due to its low angle of radiation. An SWR of 1:1 is obtainable across the 4m ham radio FM band with a simple adjustment.
Multiband HF antennas
- Presentation by AC8GY on classic G5RV Antennas and other horizontal dipoles, the popular G5RV, ZS6BKW, dipole fan, Alpha-Delta DX-CC and a trap dipole are modeled in EZNEC and compared.
N1KXR/B - Ten-Meter Propagation Beacon
- N1KXR/B went on the air at 21:00 Hours EST on Saturday, November 22, 2008 and has been in continual operation. Located in Northampton, Massachusetts [USA] (grid square: FN32), it transmits 24/7/365 and is coordinated with the IARU Region 2 HF Beacon Coordinator.