Sub Ray 4 A guitar pickup is basically much like a vibrant mike coil. For many years, vibrant microphones have now been sent with the style coil attached with the primary of the microphone's transformer, and not recommended to ground (‘floating'). The microphone's case is normally attached to the cable shield, that will be linked to the mike amplifier's floor (see Rane's site for more discussion).
By and big, dynamic microphones are very quiet products as a result of the mixture of transformer isolation and healthy, flying transmission lines through the duration of, in addition to protected, humbucking coils.
Therefore you will want to guitars? Instruments are notoriously affected by noise. Humbucking pickups are merely an incomplete (though crucial!) solution. The obvious answer is always to move your guitar pickup to a balanced production, just like a microphone. The same strategy was printed that 2001 patent application such as Sub Ray 4?