Hydraulic Speaker Stands A electric guitar pickup is essentially much like a vibrant microphone coil. For decades, dynamic microphones have already been sent with the style coil attached with the primary of the microphone's transformer, and maybe not referenced to ground (‘floating'). The microphone's event is normally connected to the cable shield, that is connected to the microphone amplifier's floor (see Rane's website for more discussion).
By and large, powerful microphones are very calm products as a result of the mixture of transformer isolation and balanced, flying sign lines throughout, in addition to guarded, humbucking coils.
Therefore why don't you instruments? Instruments are notoriously overwhelmed by noise. Humbucking pickups are only a partial (though important!) solution. Well-known solution is always to move your guitar pickup to a healthy output, being a microphone. An identical strategy was printed this 2001 patent request such as Hydraulic Speaker Stands?