Edwin Anderson, asks what is the proper orientation and angle for a dipole if he plans to use it for ionospheric propagation?
100MHz to 750MHz Log Periodic Array Description InnovAntennas design and build Log Periodic Arrays for any bandwidth and for any purpose. Our LPDA... Read more
Photo:K3RF Hy-Gains new AV-640 Patriot HF vertical is the best built, best performing and best priced multiband vertical available today. Make full us... Read more
“Two Chinese companies, Radioddity and Baofeng, have teamed up to bring you the US$75 dual-band FM/DMR radio housed in the old UV-5R package. Th... Read more
Automatic Low-Pass Filter The HBF 1000 is a high power low pass filter, it’s designed to be used with a transceiever or amplifier to reduce the... Read more