Snare Drum Roll Audio File A best guitar pickup is basically much like a vibrant microphone coil. For decades, vibrant microphones have now been sent with the voice coil mounted on the primary of the microphone's transformer, and perhaps not recommended to surface (‘floating'). The microphone's case is normally connected to the cable guard, which is connected to the microphone amplifier's surface (see Rane's internet site for more discussion).
By and large, active microphones are very quiet units consequently of the combination of transformer solitude and balanced, floating transmission lines throughout, as well as shielded, humbucking coils.
Therefore why not guitars? Guitars are once overwhelmed by noise. Humbucking pickups are merely a partial (though important!) solution. The obvious alternative would be to move the guitar collection to a healthy result, being a microphone. A similar idea was published this 2001 patent application such as Snare Drum Roll Audio File?