Es 335 Bigsby A electric guitar pickup is actually just like a dynamic mike coil. For decades, active microphones have already been wired with the voice coil attached with the principal of the microphone's transformer, and maybe not referenced to soil (‘floating'). The microphone's situation is normally attached to the cable shield, which is linked to the mike amplifier's soil (see Rane's internet site for more discussion).
By and big, active microphones are extremely quiet devices as a result of the mixture of transformer solitude and healthy, suspended sign lines for the duration of, as well as guarded, humbucking coils.
Therefore why not guitars? Instruments are once overwhelmed by noise. Humbucking pickups are only a partial (though important!) solution. The obvious answer is always to float the guitar collection to a healthy production, just like a microphone. A similar strategy was published this 2001 patent application like this Es 335 Bigsby?