Electric Guitar Finish Types A guitar pickup is essentially just like a vibrant microphone coil. For decades, dynamic microphones have been wired with the voice coil attached to the primary of the microphone's transformer, and not called to surface (‘floating'). The microphone's event is typically connected to the wire guard, which is connected to the microphone amplifier's surface (see Rane's internet site for more discussion).
By and large, dynamic microphones are very calm units as a result of the combination of transformer isolation and healthy, hanging transmission lines during, as well as guarded, humbucking coils.
Therefore why not guitars? Instruments are notoriously affected by noise. Humbucking pickups are only a partial (though crucial!) solution. The obvious option would be to float practicing the guitar pickup to a healthy production, just like a microphone. The same strategy was printed that 2001 patent application such as Electric Guitar Finish Types?