Zwarte Panter 6235 Khz Zwarte Panter is on 6235 Khz at 1945 Utc with SINPO 34333 at SDR England. Also heard at SDR Twente SINPO 34433 at 1955 Utc: 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