Bass Guitar Scales Tabs A guitar pickup is basically much like a dynamic mike coil. For decades, active microphones have now been sent with the style coil mounted on the principal of the microphone's transformer, and maybe not introduced to floor (‘floating'). The microphone's case is normally attached to the cable shield, which is linked to the microphone amplifier's ground (see Rane's website for more discussion).
By and large, dynamic microphones are extremely quiet products as a result of the mix of transformer solitude and healthy, flying transmission lines throughout, in addition to shielded, humbucking coils.
Therefore why don't you guitars? Instruments are once overwhelmed by noise. Humbucking pickups are only a partial (though important!) solution. The obvious solution is always to move your guitar collection to a balanced output, being a microphone. A similar strategy was printed this 2001 patent application such as Bass Guitar Scales Tabs?