| | You can tune the center frequency from 300 to 3400 Hz, and vary the bandwidth from ... 30 Hz to 2100 Hz from super-tight CW ... noise, power line noise, hiss. The LMS algorithm gives you up to 20 dB of ... with tunable peak/notch filters. Tune 300-3000 50 dB notch. Tiny 1 3/4x4 3/4x5 inches ...
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