Behringer U Control Uca222 A best guitar pickup is basically similar to a vibrant mike coil. For decades, powerful microphones have been sent with the voice coil attached to the principal of the microphone's transformer, and perhaps not recommended to soil (‘floating'). The microphone's case is usually connected to the wire shield, that will be connected to the microphone amplifier's floor (see Rane's website for more discussion).
By and big, powerful microphones are very quiet units as a result of the combination of transformer solitude and healthy, flying indication lines through the duration of, in addition to guarded, humbucking coils.
So why not instruments? Guitars are notoriously overwhelmed by noise. Humbucking pickups are just an incomplete (though important!) solution. The obvious alternative is to move your guitar collection to a balanced result, as being a microphone. An identical strategy was printed that 2001 patent request like this Behringer U Control Uca222?