When Were Ride Cymbals Invented A guitar pickup is essentially just like a powerful microphone coil. For many years, energetic microphones have now been wired with the voice coil attached with the principal of the microphone's transformer, and not introduced to ground (‘floating'). The microphone's event is normally attached to the cable shield, which will be connected to the mike amplifier's surface (see Rane's web site for more discussion).
By and large, powerful microphones are very quiet units as a result of the combination of transformer isolation and healthy, hanging indication lines during, along with shielded, humbucking coils.
So why don't you guitars? Instruments are notoriously overwhelmed by noise. Humbucking pickups are just an incomplete (though important!) solution. The obvious answer would be to float practicing the guitar pickup to a balanced result, being a microphone. The same thought was printed that 2001 patent application such as When Were Ride Cymbals Invented?