Walrus Audio Deep Six Compressor A electric guitar collection is actually much like a powerful mike coil. For many years, active microphones have already been wired with the style coil attached with the primary of the microphone's transformer, and perhaps not recommended to surface (‘floating'). The microphone's case is normally linked to the wire shield, that will be attached to the mike amplifier's ground (see Rane's website for more discussion).
By and big, energetic microphones are extremely calm units consequently of the combination of transformer solitude and healthy, suspended sign lines throughout, along with protected, humbucking coils.
So why not guitars? Instruments are once affected by noise. Humbucking pickups are merely an incomplete (though crucial!) solution. The obvious option would be to float the guitar pickup to a healthy result, just like a microphone. The same idea was printed this 2001 patent request like this Walrus Audio Deep Six Compressor?