A Cardioid Small Loop
Log-Periodic Christmas Tree
New Release: AN-SOF 7.90
Magnetic loop for 3.5, 7, 14, 21 and 29 MHz
QFH Antenna for NOAA Satellite Reception
Biquad UHF Antenna Array
Broadband Directional Antenna
AN-SOF 7.8 is ready!
An HF Skeleton Slot Antenna
Equivalent circuit of a balun
Multiband J-Pole Antenna
New Release: AN-SOF 7.50
17 m Band Spider Delta Loop
AN-SOF 7.20 is ready!
New Release :: AN-SOF 7.10 ::