Greg Bennett Electric Guitars A guitar collection is basically much like a dynamic mike coil. For many years, dynamic microphones have been wired with the voice coil attached with the primary of the microphone's transformer, and not referenced to soil (‘floating'). The microphone's situation is normally attached to the cable guard, which can be linked to the microphone amplifier's ground (see Rane's site for more discussion).
By and large, dynamic microphones are extremely calm devices consequently of the combination of transformer isolation and balanced, hanging indication lines throughout, in addition to guarded, humbucking coils.
Therefore why don't you guitars? Instruments are once plagued by noise. Humbucking pickups are just a partial (though essential!) solution. Well-known solution is to float the guitar collection to a healthy productivity, being a microphone. A similar strategy was published this 2001 patent request like this Greg Bennett Electric Guitars?