Eric Clapton I Still Do A best guitar collection is essentially just like an energetic microphone coil. For decades, vibrant microphones have already been sent with the style coil mounted on the primary of the microphone's transformer, and perhaps not introduced to floor (‘floating'). The microphone's case is normally connected to the wire shield, that will be connected to the mike amplifier's soil (see Rane's site for more discussion).
By and large, dynamic microphones are extremely calm products consequently of the mix of transformer isolation and balanced, flying sign lines throughout, as well as guarded, humbucking coils.
So you will want to guitars? Guitars are once affected by noise. Humbucking pickups are merely an incomplete (though important!) solution. The most obvious option is to move the guitar pickup to a healthy result, as being a microphone. A similar idea was published this 2001 patent software such as Eric Clapton I Still Do?