30 Watt Guitar Amp Head A electric guitar pickup is essentially much like a powerful mike coil. For decades, powerful microphones have already been wired with the voice coil mounted on the primary of the microphone's transformer, and maybe not recommended to ground (‘floating'). The microphone's situation is usually attached to the wire shield, which will be attached to the microphone amplifier's surface (see Rane's site for more discussion).
By and big, energetic microphones are extremely quiet products consequently of the combination of transformer solitude and balanced, suspended indication lines during, along with guarded, humbucking coils.
So why not guitars? Instruments are notoriously affected by noise. Humbucking pickups are merely a partial (though crucial!) solution. The most obvious answer would be to move the guitar pickup to a healthy output, being a microphone. The same idea was published that 2001 patent software like this 30 Watt Guitar Amp Head?