 Only strings in fourths and the sloped shoulders remain, neither of which is universal.Recordings and performances of sub-contrabass string instruments are rare; over tall, the triple contrabass viol must be played with the performer on an elevated platform.It was originally a three-stringed baroque instrument tuned C0–G0–C1 or C0–G0–D1 with the lower C coming in at 16.35 Hz.