Beautiful Acoustic Guitars A guitar pickup is basically much like a powerful mike coil. For many years, powerful microphones have already been wired with the voice coil mounted on the principal of the microphone's transformer, and maybe not recommended to surface (‘floating'). The microphone's situation is usually attached to the cable guard, which will be attached to the microphone amplifier's soil (see Rane's site for more discussion).
By and large, active microphones are very quiet devices as a result of the mix of transformer solitude and healthy, flying sign lines throughout, as well as protected, humbucking coils.
Therefore why not guitars? Instruments are notoriously affected by noise. Humbucking pickups are merely a partial (though crucial!) solution. Well-known solution is always to float the guitar collection to a healthy productivity, just like a microphone. An identical strategy was published that 2001 patent request such as Beautiful Acoustic Guitars?