The bagpipe has two tenor drones, which consist of a base segment and one outer segment. They are located on the outside of the drone array, while the bass drone (three segments, lower in pitch) is on the inside, resting on a piper's shoulder.Related Articles: Glossary: DroneGlossary: Bass DroneHelp Session - Judging, Orders of Play, Drone Reeds, Bag Size - #01 [Vintage]TuningHow to Build Your Own Water ManometerRelated Terms:Term: Bass DroneTerm: DroneTerm: Pitch