Prs Nick Catanese A guitar collection is actually just like a dynamic mike coil. For many years, energetic microphones have been wired with the style coil attached to the primary of the microphone's transformer, and maybe not called to surface (‘floating'). The microphone's case is normally connected to the cable shield, which is linked to the mike amplifier's soil (see Rane's site for more discussion).
By and big, energetic microphones are extremely quiet products as a result of the mixture of transformer isolation and healthy, hanging sign lines during, in addition to guarded, humbucking coils.
Therefore why don't you instruments? Instruments are once affected by noise. Humbucking pickups are just an incomplete (though crucial!) solution. The most obvious solution would be to float your guitar collection to a healthy result, just like a microphone. A similar thought was printed that 2001 patent application like this Prs Nick Catanese?