DS1 or DS-1 may refer to: BOSS DS-1, a guitar distortion pedal Digital Signal 1, a T-carrier signaling scheme devised by Bell Labs Deep Space 1, a mission to 9969 Braille & 19P/Borrelly DS-1 (drug), a selective GABAA α4β3δ agonist drug South African Class DS1, a diesel locomotive class Datsun DS-1, a car by Nissan, see Datsun DS Series Dark Souls, an action role-playing game Dead Space (2008 video game), a survival horror game VR Class Ds1, a Finnish railbus class See also DS (disambiguation) Canon EOS-1Ds series