There are plenty of radios you can buy that pick up MW and SW bands if that’s what you’re into. Or, you can follow [mircemk]’s example, and whip one up yourself instead. The build employs an ESP32 as ...
Abstract: Automatic modulation recognition under low signal-to-noise ratio (SNR) conditions remains challenging because discriminative modulation cues are easily submerged by channel distortion and ...
Abstract: Driven by emerging demands in biomedical neuromodulation and structural health monitoring, low-frequency fiber-optic photoacoustic (PA) transducers have attracted increasing attention.
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