Radio Black Arrow 6286 Khz Radio Black Arrow is on 6286 Khz at 1440 Utc with SINPO 24333. Heard before at SDR Twente SINPO 34433 at 1439 Utc: Share this: Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Click to email a link to a friend (Opens in new window) Email Click to print (Opens in new window) Print Related