Strat Whammy Bar A electric guitar pickup is essentially similar to an energetic microphone coil. For decades, active microphones have been sent with the style coil attached with the principal of the microphone's transformer, and maybe not introduced to ground (‘floating'). The microphone's event is usually attached to the wire shield, which can be attached to the mike amplifier's soil (see Rane's internet site for more discussion).
By and big, energetic microphones are extremely quiet units consequently of the mixture of transformer solitude and healthy, floating transmission lines during, in addition to protected, humbucking coils.
Therefore why don't you guitars? Guitars are notoriously affected by noise. Humbucking pickups are merely an incomplete (though important!) solution. Well-known alternative is to float your guitar pickup to a balanced productivity, being a microphone. A similar thought was printed this 2001 patent program such as Strat Whammy Bar?