Korg Keyboard Amplifier A guitar pickup is essentially much like a dynamic microphone coil. For many years, dynamic microphones have already been sent with the style coil mounted on the principal of the microphone's transformer, and not recommended to surface (‘floating'). The microphone's situation is usually connected to the cable shield, that is attached to the mike amplifier's surface (see Rane's web site for more discussion).
By and large, dynamic microphones are extremely calm products as a result of the mix of transformer isolation and healthy, suspended indication lines through the duration of, in addition to shielded, humbucking coils.
Therefore why not guitars? Instruments are notoriously affected by noise. Humbucking pickups are only a partial (though essential!) solution. Well-known alternative would be to move the guitar collection to a balanced production, as being a microphone. The same idea was printed this 2001 patent program such as Korg Keyboard Amplifier?