Rolling Stones Us Tour A electric guitar pickup is actually similar to an energetic microphone coil. For decades, dynamic microphones have been wired with the style coil attached with the primary of the microphone's transformer, and not referenced to floor (‘floating'). The microphone's event is usually connected to the wire shield, that will be connected to the microphone amplifier's surface (see Rane's web site for more discussion).
By and big, dynamic microphones are very calm devices consequently of the mixture of transformer solitude and balanced, floating indication lines all through, along with shielded, humbucking coils.
So why don't you instruments? Instruments are notoriously plagued by noise. Humbucking pickups are merely an incomplete (though essential!) solution. The obvious alternative is always to move your guitar pickup to a healthy production, as being a microphone. A similar idea was printed that 2001 patent request like this Rolling Stones Us Tour?