Halloween may be over, but [happysat] has found a way to listen to the dead. Satellites, that is, specifically those in the 136-138 MHz and 150-400 MHz ranges. He’s using an RTL-SDR dongle and a QFH ...
At first glance, the ColibriNANO SDR looks like another cheap SDR dongle. But after watching [Mile Kokotov’s] review (see video below), you can see that it was built specifically for software defined ...
We’ve all used walkie-talkies at one point or another, or seen a cop do it on some movie. Short-hand radio has been around forever, but creating your own radio to listen in can cost hundreds of ...
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