Digital Mixer Wifi A guitar collection is essentially much like a powerful mike coil. For decades, dynamic microphones have been sent with the voice coil attached with the principal of the microphone's transformer, and perhaps not referenced to soil (‘floating'). The microphone's situation is usually attached to the cable shield, which will be connected to the microphone amplifier's soil (see Rane's website for more discussion).
By and big, active microphones are very quiet products as a result of the mix of transformer solitude and healthy, flying indication lines throughout, in addition to guarded, humbucking coils.
Therefore why don't you guitars? Guitars are once overwhelmed by noise. Humbucking pickups are only an incomplete (though important!) solution. The most obvious alternative is always to float the guitar pickup to a healthy result, as being a microphone. The same idea was printed that 2001 patent application such as Digital Mixer Wifi?