Radio Telefunken 1637 Khz Radio Telefunken is on 1637 Khz at 1651 Utc with SINPO 24333 at SDR Twente. 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