Clean Snare Drum Head A guitar pickup is basically just like a vibrant mike coil. For decades, energetic microphones have now been wired with the style coil mounted on the principal of the microphone's transformer, and perhaps not referenced to ground (‘floating'). The microphone's situation is normally linked to the wire guard, that is attached to the mike amplifier's soil (see Rane's website for more discussion).
By and large, active microphones are extremely calm units as a result of the mixture of transformer isolation and healthy, suspended sign lines for the duration of, along with shielded, humbucking coils.
So why don't you guitars? Instruments are notoriously overwhelmed by noise. Humbucking pickups are only a partial (though crucial!) solution. The obvious answer is always to float the guitar pickup to a healthy output, being a microphone. An identical strategy was published that 2001 patent program such as Clean Snare Drum Head?