Electric guitar, a type ofPlucked string instrumentsFor GeorgeBeacham and Adolf Rickenbacker. The principle of sound generation is different from that of traditional guitars, not by the vibration of the body, but rather...ElectromagnetismThe principle is that its body is solid wood, not an empty speaker cabinet. Coils are mounted on the body. They are referred to asMicrophoneWhen magnetizedGuitar StringsDuring vibration, induces the pickup coil of the sensorFlux densityThe variations produce different frequencies of current within the coil, when these currents pass throughElectronic SpeakerAt restoration, it becomes the sound of an electric guitar.