Bass Pickup Height Adjustment A guitar pickup is basically similar to a dynamic mike coil. For decades, powerful microphones have been wired with the style coil attached with the principal of the microphone's transformer, and not recommended to floor (‘floating'). The microphone's case is usually connected to the cable guard, that is linked to the microphone amplifier's floor (see Rane's website for more discussion).
By and large, energetic microphones are extremely calm devices as a result of the combination of transformer isolation and balanced, suspended transmission lines through the duration of, as well as shielded, humbucking coils.
Therefore why not instruments? Instruments are once overwhelmed by noise. Humbucking pickups are only a partial (though crucial!) solution. Well-known solution would be to float practicing the guitar pickup to a balanced result, as being a microphone. An identical thought was printed that 2001 patent application such as Bass Pickup Height Adjustment?