Doctor Beat Metronome A best guitar pickup is actually much like an energetic mike coil. For decades, vibrant microphones have now been wired with the voice coil attached to the principal of the microphone's transformer, and perhaps not called to soil (‘floating'). The microphone's situation is normally linked to the wire shield, that will be connected to the microphone amplifier's soil (see Rane's website for more discussion).
By and large, dynamic microphones are very quiet units as a result of the mixture of transformer isolation and balanced, floating transmission lines during, along with protected, humbucking coils.
So why not guitars? Instruments are once overwhelmed by noise. Humbucking pickups are only a partial (though important!) solution. The obvious solution would be to float your guitar pickup to a balanced production, as being a microphone. The same thought was published this 2001 patent request like this Doctor Beat Metronome?