The Wurlitzer 3/11 is a type of theater organ produced by the Wurlitzer Company, known for its rich sound and versatility. It features three manuals (keyboards) and eleven ranks of pipes, allowing it to produce a wide range of musical tones. This organ is often used in movie theaters, particularly during the silent film era, to accompany films with live music. The 3/11 model is part of a larger family of Wurlitzer organs, which were popular in the early 20th century. These instruments are celebrated for their ability to create orchestral sounds, making them ideal for enhancing the cinematic experience. Many Wurlitzer organs, including the 3/11, are now preserved in theaters and concert halls.