Joe Turbolski, who many of you may know through his work at Thomson Broadcast, was kind enough to send me information on two do-it-yourself antennas he's been experimenting with at home. One of these ...

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 ...

Using digital techniques has caused a resurgence of interest in VLF — very low frequency — radio. Thanks to software-defined radio, you no longer need huge coils. However, you still need a suitable ...