Bigsby Tremolo Les Paul A electric guitar collection is essentially just like a powerful mike coil. For many years, energetic microphones have been sent with the style coil attached to the primary of the microphone's transformer, and maybe not recommended to ground (‘floating'). The microphone's case is typically attached to the wire shield, which can be attached to the mike amplifier's ground (see Rane's site for more discussion).
By and big, energetic microphones are very calm products consequently of the mixture of transformer solitude and healthy, flying indication lines throughout, in addition to shielded, humbucking coils.
Therefore why don't you guitars? Guitars are once overwhelmed by noise. Humbucking pickups are only a partial (though crucial!) solution. Well-known option is to move the guitar collection to a balanced output, being a microphone. A similar strategy was printed that 2001 patent program such as Bigsby Tremolo Les Paul?