Two String Guitar A best guitar pickup is basically much like a dynamic microphone coil. For many years, dynamic microphones have already been wired with the voice coil attached to the principal of the microphone's transformer, and maybe not called to ground (‘floating'). The microphone's situation is usually linked to the cable guard, which can be attached to the mike amplifier's soil (see Rane's site for more discussion).
By and large, powerful microphones are very calm products as a result of the mixture of transformer isolation and balanced, flying indication lines all through, in addition to protected, humbucking coils.
So why don't you instruments? Instruments are notoriously plagued by noise. Humbucking pickups are just an incomplete (though crucial!) solution. Well-known alternative would be to move the guitar collection to a balanced output, as being a microphone. A similar idea was printed that 2001 patent application like this Two String Guitar?