Death Metal Cats A best guitar pickup is basically just like a vibrant microphone coil. For decades, energetic microphones have already been sent with the style coil attached with the principal of the microphone's transformer, and maybe not introduced to ground (‘floating'). The microphone's situation is normally attached to the wire shield, that is attached to the mike amplifier's soil (see Rane's site for more discussion).
By and large, energetic microphones are very calm devices as a result of the mixture of transformer solitude and balanced, flying transmission lines throughout, in addition to guarded, humbucking coils.
Therefore why not guitars? Instruments are once plagued by noise. Humbucking pickups are just a partial (though important!) solution. The obvious solution would be to float the guitar pickup to a balanced result, as being a microphone. A similar idea was published that 2001 patent program such as Death Metal Cats?