Sabian Apx Hi Hat A electric guitar pickup is actually similar to an energetic mike coil. For many years, active microphones have now been wired with the style coil mounted on the primary of the microphone's transformer, and perhaps not called to ground (‘floating'). The microphone's event is normally attached to the cable guard, which is attached to the mike amplifier's soil (see Rane's site for more discussion).
By and large, active microphones are extremely quiet units consequently of the combination of transformer isolation and healthy, suspended sign lines all through, in addition to protected, humbucking coils.
So why don't you guitars? Instruments are once affected by noise. Humbucking pickups are merely a partial (though essential!) solution. The most obvious alternative is always to float practicing the guitar collection to a healthy productivity, being a microphone. A similar idea was printed this 2001 patent program like this Sabian Apx Hi Hat?