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
The Executioner (1970 film) than it actually is. "Films and Filming" writes that Peppard plays his role in such wooden fashion as to make a believable spy but sometimes "he overemphasises his inflexibility"; however, director Wanamaker keeps the pace tight enough that Peppard's inflexibility does not really affect the film to any great extent. The Executioner (1970 film) The Executioner is a 1970 Technicolor cold war spy thriller British film in Panavision, starring George Peppard as secret agent John Shay who suspects his colleague Adam Booth, played by Keith Michell, is a double agent. In the film, Peppard's character tries to prove the double