It used to be homebrew ham gear meant something simple ... to high-speed digital signal processing, and advances in software-defined radio techniques. [Charlie Morris] decided to build an ...
An amateur radio repeater used to be a complex assemblage ... ZR6AIC], you make your own low-powered repeater using an RTL-SDR, a low-pass filter, and a Raspberry Pi. With only a 10 mW output ...
As part of its ongoing tactical communications upgrade, the Finnish Defence Forces (FDF) has begun serial procurement of ...
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