Radio Sonar Radio Sonar is on 5700 Khz at 0700 Utc with SINPO 24333. DJ Dycke behind the microphone. Signal variable to O=1/2. 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