Les Paul Studio 2015 A electric guitar collection is actually just like a powerful mike coil. For many years, powerful microphones have been wired with the voice coil mounted on the primary of the microphone's transformer, and not recommended to surface (‘floating'). The microphone's case is usually linked to the wire guard, that will be linked to the mike amplifier's surface (see Rane's site for more discussion).
By and large, vibrant microphones are extremely quiet devices consequently of the mix of transformer solitude and balanced, floating sign lines for the duration of, as well as protected, humbucking coils.
Therefore why not instruments? Guitars are notoriously affected by noise. Humbucking pickups are only a partial (though essential!) solution. The most obvious alternative would be to float the guitar collection to a balanced output, being a microphone. The same thought was published this 2001 patent request like this Les Paul Studio 2015?