Best Electric Guitar Under 400 A guitar collection is essentially just like a dynamic microphone coil. For many years, dynamic microphones have been wired with the voice coil attached to the primary of the microphone's transformer, and maybe not called to surface (‘floating'). The microphone's case is usually connected to the wire shield, that is connected to the microphone amplifier's soil (see Rane's web site for more discussion).
By and large, active microphones are extremely calm devices consequently of the mixture of transformer isolation and balanced, suspended indication lines throughout, as well as shielded, humbucking coils.
Therefore why not guitars? Guitars are once plagued by noise. Humbucking pickups are merely a partial (though crucial!) solution. Well-known answer is to float the guitar collection to a healthy output, just like a microphone. A similar idea was published that 2001 patent application such as Best Electric Guitar Under 400?