Phaser Guitar Pedal A electric guitar pickup is basically much like a vibrant microphone coil. For many years, active microphones have already been wired with the style coil attached with the principal of the microphone's transformer, and perhaps not referenced to ground (‘floating'). The microphone's case is typically linked to the wire guard, that will be linked to the microphone amplifier's ground (see Rane's site for more discussion).
By and large, dynamic microphones are extremely calm devices as a result of the mixture of transformer isolation and healthy, suspended transmission lines through the duration of, along with guarded, humbucking coils.
So why don't you instruments? Instruments are notoriously overwhelmed by noise. Humbucking pickups are merely an incomplete (though important!) solution. The obvious solution is always to float practicing the guitar pickup to a healthy result, as being a microphone. A similar idea was printed this 2001 patent program like this Phaser Guitar Pedal?