Drum Stick 5a Vs 5b A electric guitar pickup is actually similar to a dynamic mike coil. For many years, energetic microphones have now been wired with the style coil attached to the principal of the microphone's transformer, and perhaps not introduced to ground (‘floating'). The microphone's event is usually linked to the wire shield, that is attached to the microphone amplifier's ground (see Rane's internet site for more discussion).
By and large, active microphones are extremely quiet products as a result of the mixture of transformer isolation and healthy, flying indication lines throughout, as well as protected, humbucking coils.
So why don't you guitars? Guitars are notoriously affected by noise. Humbucking pickups are just a partial (though essential!) solution. The obvious alternative is always to move your guitar pickup to a healthy result, just like a microphone. A similar idea was published this 2001 patent application such as Drum Stick 5a Vs 5b?