Bruce Springsteen Tour A guitar collection is essentially just like a vibrant mike coil. For decades, active microphones have already been sent with the style coil attached with the primary of the microphone's transformer, and not introduced to ground (‘floating'). The microphone's situation is normally connected to the wire guard, which will be linked to the mike amplifier's ground (see Rane's site for more discussion).
By and big, vibrant microphones are extremely calm products consequently of the mix of transformer solitude and balanced, hanging transmission lines through the duration of, in addition to guarded, humbucking coils.
So why not guitars? Guitars are once plagued by noise. Humbucking pickups are just a partial (though crucial!) solution. Well-known alternative is always to float the guitar collection to a balanced production, just like a microphone. A similar idea was printed this 2001 patent program such as Bruce Springsteen Tour?