Electronic musical instrument Electronic musical instrument An electronic musical instrument is a musical instrument that produces sound using electronic circuitry. Such an instrument sounds by outputting an electrical, electronic or digital audio signal that ultimately is plugged into a power amplifier which drives a loudspeaker, creating the sound heard by the performer and listener. An electronic instrument might include a user interface for controlling its sound, often by adjusting the pitch, frequency, or duration of each note. A common user interface is the musical keyboard, which functions similarly to the keyboard on an acoustic piano, except that with an electronic keyboard, the keyboard
Jack Nicholson for actor Rip Torn, who withdrew from the project after an argument with Hopper. In interviews, Nicholson later acknowledged the importance of being cast in "Easy Rider": "All I could see in the early films, before "Easy Rider", was this desperate young actor trying to vault out of the screen and create a movie career." Nicholson was cast by Stanley Kubrick, who was impressed with his role in "Easy Rider", in the part of Napoleon in a film about his life, and although production on the film commenced, the project fizzled out, partly due to a change in ownership at