The traditional domed guitar has been improved in the late 1930s. The domed electric guitar belongs to the string set, has a wide range over 3 octaves, the body is made of wood with 6 metal strings. This instrument is very popular among musicians playing jazz.
In the 1940s, the dome-head electric guitars improved significantly, incorporating a cutaway, sound sensors and a selector switch. This instrument produces a soft and warm sound. If other electronic devices are attached, one can play individual notes or create a melody or solo.