Restring Electric Guitar Floating Bridge A electric guitar pickup is actually just like a vibrant microphone coil. For many years, active microphones have now been sent with the style coil mounted on the primary of the microphone's transformer, and maybe not referenced to floor (‘floating'). The microphone's situation is typically linked to the cable shield, that is linked to the mike amplifier's ground (see Rane's website for more discussion).
By and large, energetic microphones are very quiet products consequently of the combination of transformer isolation and healthy, hanging indication lines throughout, as well as protected, humbucking coils.
So why not instruments? Instruments are once overwhelmed by noise. Humbucking pickups are merely an incomplete (though important!) solution. Well-known option is to float your guitar pickup to a healthy production, just like a microphone. A similar strategy was printed that 2001 patent application such as Restring Electric Guitar Floating Bridge?