Jacks Music Store A best guitar pickup is actually similar to a dynamic mike coil. For many years, energetic microphones have been wired with the style coil attached with the principal of the microphone's transformer, and maybe not introduced to floor (‘floating'). The microphone's situation is typically connected to the wire shield, which can be attached to the microphone amplifier's floor (see Rane's web site for more discussion).
By and large, vibrant microphones are very quiet products consequently of the combination of transformer isolation and balanced, flying indication lines throughout, in addition to shielded, humbucking coils.
Therefore why not guitars? Instruments are notoriously plagued by noise. Humbucking pickups are only an incomplete (though essential!) solution. The obvious alternative would be to float your guitar pickup to a balanced productivity, being a microphone. An identical idea was published that 2001 patent software like this Jacks Music Store?