Gibson J 185 Ec A guitar pickup is essentially much like a vibrant microphone coil. For many years, dynamic microphones have now been sent with the style coil mounted on the principal of the microphone's transformer, and not referenced to soil (‘floating'). The microphone's case is typically attached to the wire shield, which can be attached to the microphone amplifier's surface (see Rane's site for more discussion).
By and big, dynamic microphones are extremely quiet products as a result of the mixture of transformer isolation and healthy, floating sign lines through the duration of, in addition to guarded, humbucking coils.
So you will want to guitars? Instruments are once affected by noise. Humbucking pickups are just a partial (though important!) solution. The most obvious alternative is to move the guitar pickup to a healthy output, being a microphone. A similar thought was published this 2001 patent software like this Gibson J 185 Ec?