Guitar Effects Loop Order A guitar pickup is actually much like a powerful mike coil. For many years, vibrant microphones have been wired with the voice coil mounted on the primary of the microphone's transformer, and perhaps not introduced to surface (‘floating'). The microphone's case is typically linked to the wire guard, which can be attached to the mike amplifier's surface (see Rane's internet site for more discussion).
By and large, energetic microphones are extremely calm products as a result of the mixture of transformer isolation and healthy, flying indication lines through the duration of, in addition to protected, humbucking coils.
So why not instruments? Guitars are notoriously affected by noise. Humbucking pickups are just an incomplete (though important!) solution. The most obvious solution is to float the guitar pickup to a balanced output, as being a microphone. The same strategy was printed that 2001 patent application such as Guitar Effects Loop Order?