Morley Fuzz Wah A guitar collection is basically much like a powerful mike coil. For decades, energetic microphones have already been wired with the style coil attached to the primary of the microphone's transformer, and not referenced to soil (‘floating'). The microphone's situation is usually linked to the wire guard, which is linked to the mike amplifier's ground (see Rane's web site for more discussion).
By and big, powerful microphones are extremely calm units as a result of the combination of transformer isolation and balanced, suspended transmission lines during, along with shielded, humbucking coils.
Therefore why don't you instruments? Guitars are once overwhelmed by noise. Humbucking pickups are only a partial (though essential!) solution. The obvious solution is to move the guitar collection to a healthy production, being a microphone. A similar idea was published this 2001 patent request like this Morley Fuzz Wah?