Radio Hefner 6205 Khz Radio Hefner is on 6205 Khz at 1321 Utc with SINPO 24333 at SDR Twente. Email-address is radiohefner@hotmail.com. 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