John Fogerty Tour 2017 A guitar collection is actually much like a dynamic mike coil. For decades, vibrant microphones have already been sent with the voice coil attached to the principal of the microphone's transformer, and not referenced to soil (‘floating'). The microphone's event is usually linked to the wire guard, that is connected to the microphone amplifier's floor (see Rane's site for more discussion).
By and large, vibrant microphones are extremely quiet products consequently of the mixture of transformer isolation and healthy, suspended sign lines through the duration of, as well as shielded, humbucking coils.
Therefore why not guitars? Guitars are notoriously plagued by noise. Humbucking pickups are merely an incomplete (though crucial!) solution. The most obvious answer is to move practicing the guitar pickup to a healthy productivity, just like a microphone. The same idea was printed this 2001 patent application such as John Fogerty Tour 2017?