Home / Forums / General Discussion / FM oscillator wave shape? This topic has 2 replies, 2 voices, and was last updated 3 years, 5 months ago by giohappy. FM oscillator wave shape? giohappyParticipant Posts: 5 April 14, 2020 at 4:25 pm I have a dumb question about the FM oscillator: are the four operators all using a sine wave? Is there any possibility to change their wave shape? SampleconstructKeymaster Posts: 260 April 19, 2020 at 5:07 am giohappy wrote: I have a dumb question about the FM oscillator: are the four operators all using a sine wave? Is there any possibility to change their wave shape? Only sine waves. patchpool.net simonstockhausen.com giohappyParticipant Posts: 5 April 20, 2020 at 11:14 am Thanks. You must be logged in to reply to this topic.