Seymour Duncan Antiquity Bass Pickups A electric guitar pickup is actually just like a dynamic mike coil. For many years, active microphones have now been sent with the voice coil attached with the principal of the microphone's transformer, and not introduced to surface (‘floating'). The microphone's event is normally connected to the cable shield, which can be attached to the microphone amplifier's surface (see Rane's website for more discussion).
By and large, powerful microphones are very calm units consequently of the mixture of transformer isolation and healthy, suspended sign lines throughout, in addition to protected, humbucking coils.
So why not instruments? Instruments are once affected by noise. Humbucking pickups are merely a partial (though essential!) solution. Well-known alternative would be to float the guitar collection to a healthy productivity, just like a microphone. A similar strategy was printed that 2001 patent application like this Seymour Duncan Antiquity Bass Pickups?