Radio Boomerang 6287 Khz Radio Boomerang is on 6287 Khz at 1935 Utc with SINPO 54444. Moved in here from 6290 Khz. 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