RFB RFB is on 6385 Khz at 1405 Utc with SINPO 34433 in United Kingdom. Also at 1420 Utc with SINPO 34433 at own rx. 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