Guitar Wiring Video A guitar pickup is essentially similar to a dynamic microphone coil. For decades, powerful microphones have already been sent with the style coil attached with the principal of the microphone's transformer, and perhaps not referenced to soil (‘floating'). The microphone's case is usually connected to the cable guard, which is attached to the microphone amplifier's surface (see Rane's web site for more discussion).
By and big, energetic microphones are extremely calm devices consequently of the mix of transformer isolation and healthy, hanging indication lines throughout, as well as shielded, humbucking coils.
Therefore why don't you guitars? Instruments are notoriously plagued by noise. Humbucking pickups are only an incomplete (though essential!) solution. Well-known solution is always to float the guitar pickup to a healthy production, just like a microphone. An identical idea was published that 2001 patent application like this Guitar Wiring Video?