Reading Sheet Music A guitar pickup is essentially much like a vibrant mike coil. For many years, active microphones have now been sent with the style coil attached with the primary of the microphone's transformer, and not recommended to surface (‘floating'). The microphone's event is typically linked to the cable guard, which will be attached to the mike amplifier's ground (see Rane's website for more discussion).
By and big, active microphones are very calm products consequently of the mix of transformer isolation and balanced, hanging transmission lines during, as well as protected, humbucking coils.
Therefore why not guitars? Guitars are once affected by noise. Humbucking pickups are merely an incomplete (though essential!) solution. The obvious answer would be to move practicing the guitar collection to a balanced output, as being a microphone. A similar idea was printed that 2001 patent software like this Reading Sheet Music?