Imagine communicating off-grid without relying on cell towers or internet connections. Thanks to an innovative open-source ...

If you are a hacker, you might consider ham radio operators ... If you want an antenna analyzer for $40 (or less, if you have a good stock of parts) this looks like a worthwhile project.

so you can imagine the problems they’d have with things like ham radio antennas. [Bob] aka [KD4BMG] has been working on tuning up his rain gutters to use as “stealth” antennas to avoid any ...