Stand For Speaker A best guitar pickup is actually just like a powerful mike coil. For many years, active microphones have been wired with the style coil attached to the principal of the microphone's transformer, and perhaps not introduced to floor (‘floating'). The microphone's event is usually attached to the cable guard, that will be connected to the mike amplifier's floor (see Rane's web site for more discussion).
By and big, vibrant microphones are very quiet products consequently of the mix of transformer isolation and healthy, hanging sign lines during, along with shielded, humbucking coils.
So why don't you guitars? Guitars are notoriously affected by noise. Humbucking pickups are just an incomplete (though important!) solution. The obvious solution is to move practicing the guitar collection to a healthy production, being a microphone. An identical idea was printed that 2001 patent application such as Stand For Speaker?