Alesis Drum Set A guitar pickup is basically much like a vibrant microphone coil. For many years, dynamic microphones have now been wired with the style coil attached to the principal of the microphone's transformer, and not called to surface (‘floating'). The microphone's event is typically connected to the wire guard, that will be connected to the mike amplifier's surface (see Rane's internet site for more discussion).
By and big, vibrant microphones are very quiet units consequently of the mix of transformer isolation and healthy, floating transmission lines through the duration of, as well as protected, humbucking coils.
So why don't you guitars? Guitars are once affected by noise. Humbucking pickups are merely a partial (though important!) solution. Well-known answer would be to float the guitar pickup to a balanced production, being a microphone. An identical strategy was published that 2001 patent software like this Alesis Drum Set?