Easy Living Snowboard A electric guitar pickup is basically much like an energetic mike coil. For decades, energetic microphones have been wired with the style coil attached to the principal of the microphone's transformer, and not introduced to ground (‘floating'). The microphone's event is typically connected to the cable shield, which can be attached to the microphone amplifier's floor (see Rane's internet site for more discussion).
By and large, dynamic microphones are extremely calm products consequently of the mixture of transformer isolation and healthy, suspended indication lines for the duration of, as well as guarded, humbucking coils.
So why not guitars? Instruments are notoriously overwhelmed by noise. Humbucking pickups are merely a partial (though crucial!) solution. Well-known option is to float your guitar pickup to a healthy productivity, being a microphone. The same idea was published this 2001 patent application like this Easy Living Snowboard?