Led Zeppelin Collection A guitar collection is essentially just like a vibrant microphone coil. For many years, powerful microphones have been sent with the voice coil attached to the primary of the microphone's transformer, and perhaps not referenced to surface (‘floating'). The microphone's case is usually connected to the cable shield, that is attached to the microphone amplifier's soil (see Rane's website for more discussion).
By and big, vibrant microphones are very calm units consequently of the combination of transformer isolation and healthy, floating indication lines all through, along with shielded, humbucking coils.
Therefore why not guitars? Instruments are notoriously overwhelmed by noise. Humbucking pickups are only a partial (though essential!) solution. The most obvious alternative is to move your guitar pickup to a healthy result, just like a microphone. An identical thought was printed this 2001 patent program like this Led Zeppelin Collection?