12 Celestion Speaker A electric guitar collection is essentially similar to a dynamic microphone coil. For decades, active microphones have now been wired with the voice coil attached to the primary of the microphone's transformer, and perhaps not referenced to soil (‘floating'). The microphone's situation is normally attached to the wire guard, which can be linked to the mike amplifier's ground (see Rane's website for more discussion).
By and big, energetic microphones are extremely quiet products consequently of the combination of transformer isolation and balanced, hanging indication lines for the duration of, along with protected, humbucking coils.
So why don't you instruments? Instruments are once overwhelmed by noise. Humbucking pickups are only an incomplete (though essential!) solution. The most obvious alternative would be to float the guitar collection to a healthy productivity, being a microphone. An identical thought was printed that 2001 patent application like this 12 Celestion Speaker?