Electric Guitar Bridge Cover A guitar collection is actually similar to a vibrant microphone coil. For decades, energetic microphones have already been sent with the voice coil attached to the primary of the microphone's transformer, and not called to floor (‘floating'). The microphone's situation is typically connected to the wire shield, that will be connected to the mike amplifier's floor (see Rane's web site for more discussion).
By and big, vibrant microphones are very calm units consequently of the mixture of transformer isolation and balanced, hanging transmission lines through the duration of, in addition to protected, humbucking coils.
So why don't you instruments? Instruments are notoriously plagued by noise. Humbucking pickups are only an incomplete (though essential!) solution. The most obvious option is always to float the guitar collection to a balanced production, just like a microphone. An identical strategy was printed this 2001 patent program like this Electric Guitar Bridge Cover?