Washburn Acoustic Electric A guitar pickup is essentially much like a vibrant microphone coil. For decades, dynamic microphones have been sent with the style coil attached to the principal of the microphone's transformer, and maybe not introduced to ground (‘floating'). The microphone's case is normally connected to the cable shield, which is connected to the microphone amplifier's soil (see Rane's website for more discussion).
By and big, powerful microphones are extremely calm units as a result of the mix of transformer isolation and healthy, suspended sign lines throughout, as well as guarded, humbucking coils.
Therefore you will want to guitars? Instruments are once overwhelmed by noise. Humbucking pickups are only an incomplete (though important!) solution. The obvious option would be to move your guitar pickup to a balanced production, just like a microphone. A similar thought was printed this 2001 patent software like this Washburn Acoustic Electric?