Best HF Antennas for 2025 to Boost Your Ham Radio Signal Anywhere Links to the best HF Antennas are listed down below: ► 6.

When this antenna is connected to an HF reader at 13.56 MHz, you can then begin reading tags at a distance of a few inches from the antenna’s surface. These custom-designed antennas can, therefore, be ...

Cobham Wide Band HF antenna. Photo: Cobham [Avionics Today 09-17-2015] Cobham Aerospace Communications has developed a Wide Band High Frequency (HF) antenna capable of transmitting data at a rate ...

At present, portable receivers generally use ferrite rod antennas for LF and MF (below 2 MHz), and whip antennas for HF (up to 30 MHz). Each type has proved effective in its particular application.

His design is based on Coaxial Collinear Antenna for ADS-B Receiver by [Dusan Balara] which uses pieces of the coaxial cable cut to the right length.

What are the key technical criteria in matching GNSS receivers and antennas from the same or different manufacturers? For what uses does it matter most? “For fixed-pattern antennas, it’s fairly simple ...