Zender Twentana 1633 Khz Zender Twentana is on 1633 Khz at 2237 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