Artist Wrist Brace A guitar pickup is actually much like an energetic mike coil. For decades, dynamic microphones have now been wired with the style coil attached to the primary of the microphone's transformer, and not introduced to surface (‘floating'). The microphone's case is usually attached to the cable shield, that will be attached to the microphone amplifier's ground (see Rane's site for more discussion).
By and large, dynamic microphones are extremely calm devices consequently of the mixture of transformer solitude and balanced, flying transmission lines throughout, as well as shielded, humbucking coils.
So why don't you instruments? Instruments are notoriously affected by noise. Humbucking pickups are merely a partial (though essential!) solution. The most obvious alternative is always to move the guitar collection to a healthy result, being a microphone. A similar strategy was published that 2001 patent software such as Artist Wrist Brace?