Bass Drum Heads Guitar Center A guitar collection is basically similar to an energetic mike coil. For decades, active microphones have been wired with the voice coil attached to the principal of the microphone's transformer, and perhaps not called to surface (‘floating'). The microphone's situation is normally attached to the wire shield, which can be linked to the mike amplifier's soil (see Rane's site for more discussion).
By and big, dynamic microphones are very quiet devices consequently of the mixture of transformer isolation and healthy, flying transmission lines throughout, along with protected, humbucking coils.
So why don't you guitars? Instruments are once affected by noise. Humbucking pickups are just a partial (though crucial!) solution. The most obvious alternative is always to move the guitar collection to a healthy production, just like a microphone. The same idea was printed that 2001 patent application like this Bass Drum Heads Guitar Center?