Best Keyboard Workstation Under 1000 A guitar pickup is basically similar to an energetic mike coil. For decades, active microphones have already been wired with the voice coil attached with the principal of the microphone's transformer, and not introduced to ground (‘floating'). The microphone's situation is typically attached to the wire guard, that is linked to the microphone amplifier's soil (see Rane's site for more discussion).
By and large, vibrant microphones are extremely calm devices consequently of the mixture of transformer isolation and balanced, flying indication lines during, along with protected, humbucking coils.
So why don't you guitars? Instruments are notoriously affected by noise. Humbucking pickups are just a partial (though crucial!) solution. The most obvious solution would be to move the guitar pickup to a balanced production, just like a microphone. The same idea was published that 2001 patent software like this Best Keyboard Workstation Under 1000?