Jazz Bass Replacement Pickups A electric guitar pickup is actually much like a vibrant mike coil. For decades, active microphones have now been sent with the style coil mounted on the primary of the microphone's transformer, and not recommended to surface (‘floating'). The microphone's event is usually attached to the wire shield, which will be attached to the mike amplifier's soil (see Rane's website for more discussion).
By and big, dynamic microphones are extremely calm devices as a result of the combination of transformer solitude and balanced, suspended transmission lines for the duration of, in addition to protected, humbucking coils.
Therefore why don't you instruments? Instruments are once affected by noise. Humbucking pickups are only an incomplete (though important!) solution. The most obvious solution would be to move your guitar pickup to a healthy output, as being a microphone. An identical thought was printed this 2001 patent request such as Jazz Bass Replacement Pickups?