Speaker Cable Snake Oil A guitar collection is basically similar to a vibrant microphone coil. For decades, powerful microphones have been sent with the style coil attached to the principal of the microphone's transformer, and not recommended to ground (‘floating'). The microphone's event is normally connected to the cable shield, which will be linked to the mike amplifier's surface (see Rane's site for more discussion).
By and big, vibrant microphones are extremely calm products consequently of the mixture of transformer isolation and balanced, flying indication lines all through, along with protected, humbucking coils.
So why not guitars? Instruments are notoriously affected by noise. Humbucking pickups are merely a partial (though essential!) solution. The most obvious option is always to float the guitar pickup to a balanced result, as being a microphone. An identical strategy was printed that 2001 patent application like this Speaker Cable Snake Oil?