Mixer Xlr Output A guitar collection is basically similar to a dynamic mike coil. For decades, active microphones have already been sent with the style coil attached with the primary of the microphone's transformer, and maybe not called to soil (‘floating'). The microphone's case is usually linked to the wire shield, that will be connected to the microphone amplifier's surface (see Rane's site for more discussion).
By and big, powerful microphones are extremely quiet devices as a result of the combination of transformer isolation and healthy, floating indication lines through the duration of, along with shielded, humbucking coils.
Therefore why don't you guitars? Instruments are once affected by noise. Humbucking pickups are merely a partial (though essential!) solution. Well-known answer would be to float the guitar pickup to a healthy output, being a microphone. The same strategy was printed this 2001 patent request like this Mixer Xlr Output?