Electric Guitar G Power Chord A electric guitar pickup is essentially just like an energetic microphone coil. For decades, energetic microphones have already been wired with the voice coil mounted on the principal of the microphone's transformer, and perhaps not recommended to ground (‘floating'). The microphone's case is normally attached to the cable guard, which will be attached to the mike amplifier's floor (see Rane's website for more discussion).
By and big, vibrant microphones are extremely calm devices consequently of the mix of transformer isolation and balanced, flying transmission lines through the duration of, as well as shielded, humbucking coils.
Therefore why not instruments? Guitars are once plagued by noise. Humbucking pickups are just an incomplete (though crucial!) solution. Well-known solution is to float the guitar pickup to a balanced output, just like a microphone. An identical idea was published this 2001 patent program like this Electric Guitar G Power Chord?