Washburn Electric Acoustic A electric guitar collection is essentially just like an energetic mike coil. For decades, active microphones have now been sent with the voice coil attached to the primary of the microphone's transformer, and not recommended to ground (‘floating'). The microphone's situation is typically linked to the wire guard, which will be connected to the microphone amplifier's soil (see Rane's website for more discussion).
By and big, energetic microphones are extremely calm units consequently of the mix of transformer isolation and healthy, floating indication lines for the duration of, as well as protected, humbucking coils.
So why don't you guitars? Instruments are once overwhelmed by noise. Humbucking pickups are just a partial (though crucial!) solution. Well-known option would be to move the guitar pickup to a balanced productivity, being a microphone. An identical strategy was printed this 2001 patent application such as Washburn Electric Acoustic?