Jay Geils Band A guitar collection is actually similar to an energetic microphone coil. For decades, active microphones have already been sent with the voice coil attached with the principal of the microphone's transformer, and perhaps not recommended to soil (‘floating'). The microphone's case is normally attached to the wire shield, which can be attached to the microphone amplifier's surface (see Rane's internet site for more discussion).
By and large, vibrant microphones are very quiet units as a result of the mix of transformer isolation and healthy, hanging sign lines throughout, as well as shielded, humbucking coils.
So why not guitars? Instruments are notoriously affected by noise. Humbucking pickups are only an incomplete (though essential!) solution. Well-known answer is to float your guitar pickup to a healthy production, as being a microphone. An identical strategy was printed that 2001 patent software such as Jay Geils Band?