Hall Oates Private Eyes A guitar pickup is essentially much like an energetic mike coil. For many years, dynamic microphones have now been wired with the style coil attached to the primary of the microphone's transformer, and not called to ground (‘floating'). The microphone's event is normally linked to the wire shield, that will be connected to the mike amplifier's ground (see Rane's website for more discussion).
By and big, dynamic microphones are very calm devices consequently of the mix of transformer solitude and healthy, floating transmission lines during, as well as guarded, humbucking coils.
Therefore why don't you instruments? Guitars are once affected by noise. Humbucking pickups are merely a partial (though important!) solution. The obvious solution is to move the guitar collection to a healthy productivity, as being a microphone. A similar idea was printed this 2001 patent application such as Hall Oates Private Eyes?