5 Pin Cable A guitar pickup is basically much like a vibrant mike coil. For decades, powerful microphones have already been sent with the style coil attached with the primary of the microphone's transformer, and not recommended to floor (‘floating'). The microphone's case is usually linked to the cable guard, that is linked to the mike amplifier's floor (see Rane's site for more discussion).
By and large, powerful microphones are extremely calm units as a result of the mixture of transformer solitude and balanced, flying sign lines throughout, as well as protected, humbucking coils.
So you will want to guitars? Instruments are once plagued by noise. Humbucking pickups are merely a partial (though crucial!) solution. The obvious solution is always to float the guitar pickup to a balanced output, being a microphone. The same idea was printed this 2001 patent application such as 5 Pin Cable?