Easy Listening Guitar Music A guitar pickup is basically just like a dynamic mike coil. For many years, energetic microphones have been wired with the style coil mounted on the primary of the microphone's transformer, and maybe not recommended to surface (‘floating'). The microphone's situation is typically connected to the wire shield, which will be linked to the mike amplifier's ground (see Rane's web site for more discussion).
By and large, dynamic microphones are very quiet devices consequently of the mix of transformer isolation and healthy, flying transmission lines throughout, in addition to protected, humbucking coils.
So why not guitars? Instruments are once overwhelmed by noise. Humbucking pickups are merely a partial (though essential!) solution. The obvious alternative is to move practicing the guitar collection to a balanced result, being a microphone. A similar thought was printed this 2001 patent application like this Easy Listening Guitar Music?