Electric Guitar Pickup Diagrams A guitar pickup is actually just like an energetic microphone coil. For many years, powerful microphones have already been wired with the voice coil attached to the primary of the microphone's transformer, and perhaps not introduced to floor (‘floating'). The microphone's event is normally linked to the wire shield, which will be connected to the microphone amplifier's soil (see Rane's site for more discussion).
By and large, energetic microphones are extremely quiet units as a result of the mix of transformer isolation and healthy, floating indication lines throughout, as well as protected, humbucking coils.
Therefore why not guitars? Instruments are once plagued by noise. Humbucking pickups are just a partial (though important!) solution. Well-known solution is always to move the guitar pickup to a balanced production, being a microphone. An identical idea was published that 2001 patent application like this Electric Guitar Pickup Diagrams?