Boss Pitch Shifter A best guitar collection is actually much like a dynamic mike coil. For decades, powerful microphones have already been wired with the voice coil attached to the principal of the microphone's transformer, and not introduced to ground (‘floating'). The microphone's situation is typically attached to the cable shield, which can be linked to the mike amplifier's surface (see Rane's web site for more discussion).
By and big, powerful microphones are very quiet units as a result of the combination of transformer solitude and healthy, suspended sign lines through the duration of, as well as guarded, humbucking coils.
So why don't you instruments? Guitars are once affected by noise. Humbucking pickups are only a partial (though crucial!) solution. The most obvious solution is always to float your guitar pickup to a balanced result, just like a microphone. A similar thought was published this 2001 patent application such as Boss Pitch Shifter?