Becker High School A best guitar collection is basically much like a powerful microphone coil. For decades, powerful microphones have now been wired with the style coil mounted on the primary of the microphone's transformer, and not called to ground (‘floating'). The microphone's case is usually attached to the wire shield, that will be attached to the mike amplifier's floor (see Rane's web site for more discussion).
By and big, dynamic microphones are very quiet units as a result of the combination of transformer solitude and healthy, flying transmission lines all through, as well as protected, humbucking coils.
Therefore why not guitars? Instruments are notoriously overwhelmed by noise. Humbucking pickups are only an incomplete (though important!) solution. Well-known solution is always to float practicing the guitar collection to a balanced result, just like a microphone. A similar strategy was printed this 2001 patent request such as Becker High School?