Radio Quintus 6300 Khz Radio Quintus is on 6300 Khz at 0741 Utc with SINPO 34333 at SDR Twente. Later QSOing SINPO 34433 at 1235 Utc at SDR Twente: 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