Mesa Boogie Cabinet A electric guitar pickup is actually just like a vibrant mike coil. For decades, powerful microphones have now been wired with the voice coil attached to the primary of the microphone's transformer, and not referenced to surface (‘floating'). The microphone's situation is typically attached to the wire guard, which will be connected to the microphone amplifier's surface (see Rane's internet site for more discussion).
By and large, active microphones are very calm devices as a result of the mix of transformer isolation and healthy, flying indication lines throughout, as well as guarded, humbucking coils.
Therefore why don't you guitars? Instruments are once overwhelmed by noise. Humbucking pickups are only an incomplete (though essential!) solution. Well-known answer would be to float the guitar collection to a healthy production, being a microphone. A similar strategy was printed this 2001 patent request such as Mesa Boogie Cabinet?