What do you need to make a radio transmitter? There are builds that work with just a couple of transistors. But how about a GPS-disciplined small signal beacon? You can actually get the job done for ...
There are many ways to test HF antennas ranging from simulation to various antenna analyzers and bridges. However, nothing can replace simply using the antenna to see how it works. Just as — ...
A BBC documentary investigating the disappearance of flight MH370 has reexamined the theory that Weak Signal Propagation Reporter (WSPR) radio signals could help to locate the missing aircraft in the ...
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