Traveler Classical Guitar A electric guitar pickup is actually much like a dynamic mike coil. For many years, energetic microphones have now been sent with the style coil attached to the principal of the microphone's transformer, and not called to ground (‘floating'). The microphone's case is usually attached to the cable shield, which will be connected to the microphone amplifier's soil (see Rane's internet site for more discussion).
By and big, vibrant microphones are extremely calm devices consequently of the mix of transformer solitude and balanced, suspended sign lines during, in addition to guarded, humbucking coils.
So why not instruments? Instruments are notoriously plagued by noise. Humbucking pickups are merely an incomplete (though essential!) solution. The obvious answer is always to move your guitar pickup to a healthy production, as being a microphone. A similar idea was printed that 2001 patent software like this Traveler Classical Guitar?