Supersound Radio 6293 Khz Supersound Radio is on 6293 Khz at 1820 Utc with SINPO 24333. Email-address superstudio1a@gmx.de. Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Email a link to a friend (Opens in new window) Email Print (Opens in new window) Print Related