Presonus Digimax Lt A guitar collection is essentially much like an energetic mike coil. For many years, dynamic microphones have already been sent with the voice coil attached with the primary of the microphone's transformer, and maybe not recommended to soil (‘floating'). The microphone's event is typically connected to the wire shield, that is connected to the microphone amplifier's ground (see Rane's website for more discussion).
By and large, dynamic microphones are very quiet devices as a result of the mix of transformer isolation and balanced, hanging transmission lines through the duration of, along with protected, humbucking coils.
So why don't you guitars? Instruments are notoriously overwhelmed by noise. Humbucking pickups are only an incomplete (though important!) solution. The obvious alternative is always to float your guitar pickup to a balanced production, just like a microphone. A similar strategy was published this 2001 patent program like this Presonus Digimax Lt?