Jay Tursen Guitars A guitar pickup is essentially similar to a dynamic microphone coil. For many years, active microphones have been sent with the voice coil attached to the principal of the microphone's transformer, and perhaps not referenced to floor (‘floating'). The microphone's event is typically attached to the cable guard, that will be attached to the mike amplifier's surface (see Rane's site for more discussion).
By and big, powerful microphones are extremely quiet products consequently of the combination of transformer solitude and healthy, floating sign lines for the duration of, as well as shielded, humbucking coils.
So why don't you instruments? Guitars are notoriously affected by noise. Humbucking pickups are only an incomplete (though essential!) solution. The obvious answer would be to move your guitar pickup to a healthy output, as being a microphone. An identical thought was printed this 2001 patent request such as Jay Tursen Guitars?