SynthHD Pro from Windfreak Technologies is a dual-channel RF signal generator and frequency sweeper that is software-tunable from 54 MHz to 13.6 GHz in 0.1-Hz steps. Each of the instrument’s channels ...
Computers could be trained using artificial explosion signals, to help them better detect distant nuclear detonations, chemical blasts and volcano eruptions. Infrasound is at a frequency too low to be ...
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