Bass String Cut Too Short A electric guitar collection is actually just like an energetic microphone coil. For decades, dynamic microphones have been wired with the voice coil attached with the primary of the microphone's transformer, and maybe not introduced to ground (‘floating'). The microphone's case is usually connected to the cable shield, that will be attached to the mike amplifier's soil (see Rane's site for more discussion).
By and large, vibrant microphones are very calm units as a result of the combination of transformer isolation and healthy, suspended transmission lines all through, as well as protected, humbucking coils.
Therefore why not instruments? Guitars are once affected by noise. Humbucking pickups are merely an incomplete (though important!) solution. The most obvious answer would be to float the guitar collection to a healthy result, just like a microphone. The same strategy was published that 2001 patent application like this Bass String Cut Too Short?