Eric Clapton Royal Albert Hall A guitar pickup is essentially much like a powerful mike coil. For decades, vibrant microphones have now been wired with the voice coil mounted on the principal of the microphone's transformer, and perhaps not recommended to floor (‘floating'). The microphone's situation is usually linked to the wire guard, which is connected to the mike amplifier's ground (see Rane's website for more discussion).
By and large, vibrant microphones are very calm products as a result of the combination of transformer isolation and balanced, suspended indication lines all through, as well as guarded, humbucking coils.
So why don't you instruments? Instruments are once overwhelmed by noise. Humbucking pickups are merely a partial (though essential!) solution. The most obvious answer would be to move practicing the guitar pickup to a healthy production, just like a microphone. An identical thought was printed that 2001 patent application like this Eric Clapton Royal Albert Hall?