Line6 Guitar Port A guitar pickup is actually just like an energetic microphone coil. For decades, vibrant microphones have been sent with the style coil attached with the primary of the microphone's transformer, and perhaps not referenced to ground (‘floating'). The microphone's case is normally attached to the cable guard, which can be attached to the microphone amplifier's floor (see Rane's web site for more discussion).
By and large, active microphones are extremely quiet products consequently of the mix of transformer solitude and balanced, hanging transmission lines for the duration of, in addition to guarded, humbucking coils.
Therefore why don't you guitars? Guitars are once overwhelmed by noise. Humbucking pickups are just an incomplete (though essential!) solution. The most obvious option is always to move your guitar pickup to a balanced production, as being a microphone. An identical thought was printed that 2001 patent request like this Line6 Guitar Port?