Guitar Pedals Recording A guitar collection is essentially similar to a dynamic microphone coil. For decades, active microphones have now been wired with the style coil attached with the primary of the microphone's transformer, and not recommended to ground (‘floating'). The microphone's case is typically linked to the cable guard, that will be connected to the mike amplifier's floor (see Rane's website for more discussion).
By and big, energetic microphones are extremely quiet products as a result of the combination of transformer isolation and healthy, hanging sign lines for the duration of, in addition to protected, humbucking coils.
So why don't you guitars? Instruments are notoriously overwhelmed by noise. Humbucking pickups are just an incomplete (though crucial!) solution. The most obvious option would be to float your guitar pickup to a healthy production, as being a microphone. An identical idea was printed this 2001 patent software such as Guitar Pedals Recording?