Guitar Pedals For Bass A best guitar pickup is essentially much like a vibrant microphone coil. For decades, active microphones have now been wired with the style coil attached with the primary of the microphone's transformer, and not referenced to floor (‘floating'). The microphone's situation is usually attached to the cable guard, that will be linked to the mike amplifier's ground (see Rane's site for more discussion).
By and big, active microphones are extremely quiet devices consequently of the combination of transformer isolation and balanced, floating indication lines throughout, in addition to protected, humbucking coils.
Therefore why not guitars? Instruments are notoriously affected by noise. Humbucking pickups are only an incomplete (though crucial!) solution. Well-known option is always to float the guitar collection to a balanced result, just like a microphone. A similar idea was published this 2001 patent software like this Guitar Pedals For Bass?