Super Mario Brother Theme A best guitar collection is actually much like a vibrant microphone coil. For decades, energetic microphones have already been sent with the style coil attached with the principal of the microphone's transformer, and maybe not introduced to soil (‘floating'). The microphone's event is usually connected to the wire guard, which will be attached to the microphone amplifier's ground (see Rane's site for more discussion).
By and large, dynamic microphones are extremely calm products as a result of the combination of transformer solitude and balanced, floating sign lines during, along with guarded, humbucking coils.
So why don't you guitars? Instruments are notoriously affected by noise. Humbucking pickups are merely a partial (though crucial!) solution. The obvious alternative would be to float your guitar pickup to a balanced output, being a microphone. An identical idea was printed this 2001 patent request like this Super Mario Brother Theme?