Xiaomi Swdk Wireless Handheld Vacuum Cleaner A guitar collection is basically much like a dynamic microphone coil. For decades, active microphones have been sent with the voice coil mounted on the primary of the microphone's transformer, and not recommended to ground (‘floating'). The microphone's situation is normally connected to the wire guard, which will be connected to the mike amplifier's floor (see Rane's website for more discussion).
By and big, vibrant microphones are very calm devices as a result of the combination of transformer isolation and healthy, suspended transmission lines for the duration of, as well as protected, humbucking coils.
So you will want to guitars? Instruments are notoriously affected by noise. Humbucking pickups are only an incomplete (though essential!) solution. The most obvious alternative is always to move your guitar pickup to a balanced production, just like a microphone. A similar idea was published this 2001 patent software such as Xiaomi Swdk Wireless Handheld Vacuum Cleaner?