Blues Rhythm Guitar A electric guitar pickup is basically much like a vibrant mike coil. For many years, powerful microphones have already been sent with the style coil attached to the principal of the microphone's transformer, and maybe not recommended to soil (‘floating'). The microphone's event is normally connected to the cable shield, that is connected to the mike amplifier's ground (see Rane's site for more discussion).
By and big, powerful microphones are extremely quiet products as a result of the combination of transformer isolation and healthy, suspended transmission lines for the duration of, as well as shielded, humbucking coils.
So why not guitars? Guitars are once overwhelmed by noise. Humbucking pickups are just an incomplete (though essential!) solution. Well-known answer is to float your guitar collection to a balanced production, being a microphone. A similar thought was printed this 2001 patent request like this Blues Rhythm Guitar?