Pac Sni-1 Ground Loop Signal Isolator, Sni-1

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Eliminates ground loop noise between audio source and radio;
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For use with portable devices that have RCA audio outputs, including preamp outputs;
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Reduces most noise in RCA signal paths;
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Enjoy +/- 0.03 dB from 2 Hz to 20 kHz;
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Utilizes proprietary audio transformer for a 1.3-dB gain;