Best Blues Album A best guitar collection is essentially much like a powerful mike coil. For decades, powerful microphones have now been wired with the voice coil mounted on the principal of the microphone's transformer, and perhaps not called to surface (‘floating'). The microphone's event is normally linked to the cable shield, which is attached to the mike amplifier's surface (see Rane's web site for more discussion).
By and big, vibrant microphones are very quiet devices as a result of the combination of transformer isolation and balanced, flying sign lines during, as well as guarded, humbucking coils.
Therefore why don't you guitars? Instruments are notoriously affected by noise. Humbucking pickups are merely a partial (though important!) solution. The most obvious alternative would be to move practicing the guitar collection to a balanced output, as being a microphone. An identical strategy was printed this 2001 patent application like this Best Blues Album?