Modern ham radio operators often face restrictions on antennas. This has made small antennas more popular, despite some limitations. [Tech Minds] reviews the GA-450 indoor active HF loop antenna and ...

[VK3YE] knows there are at least two things wrong with the cheap antennas you get with most SDR dongles. First, they are too short. You’d like to have enough to pull out a quarter wavelength on the ...

NASA and Georgia Tech are looking to replace large expensive ground link dishes with arrays of cheap antennas backed by signal processing. Information from satellites, such as Earth Observing-1 (EO-1) ...

Researchers in Sheffield have developed 3-D printed radio antennas that could be used to bring the fastest mobile phone networks to people living in remote areas for the first time. Did you know with ...

Ras Al Khaimah: Electronics shops here are doing brisk business selling a cheap antenna which enables football fans to tune into an Iranian channel televising the World Cup. With just Dh70 that's Dh40 ...