Guitar String Vibration Frequency A best guitar pickup is basically just like a vibrant mike coil. For decades, dynamic microphones have been sent with the voice coil attached with the principal of the microphone's transformer, and maybe not recommended to ground (‘floating'). The microphone's situation is typically connected to the wire guard, which can be attached to the microphone amplifier's soil (see Rane's site for more discussion).
By and large, powerful microphones are extremely quiet products as a result of the mixture of transformer isolation and balanced, flying sign lines throughout, along with guarded, humbucking coils.
Therefore why not guitars? Instruments are once plagued by noise. Humbucking pickups are merely an incomplete (though crucial!) solution. The obvious alternative is to move practicing the guitar pickup to a healthy output, being a microphone. An identical strategy was published this 2001 patent request such as Guitar String Vibration Frequency?