Gibson Derek Trucks Sg A guitar pickup is essentially similar to a dynamic mike coil. For decades, dynamic microphones have been wired with the style coil mounted on the primary of the microphone's transformer, and maybe not introduced to floor (‘floating'). The microphone's situation is usually attached to the cable guard, that is linked to the microphone amplifier's ground (see Rane's site for more discussion).
By and big, vibrant microphones are extremely calm units consequently of the combination of transformer isolation and balanced, hanging transmission lines for the duration of, along with guarded, humbucking coils.
So you will want to instruments? Instruments are once plagued by noise. Humbucking pickups are only a partial (though crucial!) solution. The most obvious solution is always to move the guitar pickup to a healthy result, being a microphone. An identical strategy was published that 2001 patent application such as Gibson Derek Trucks Sg?