Zender Hertog Jan 1635 KHz Zender Hertog Jan is on 1635 Khz at 0735 Utc with SINPO 43433 in United Kingdom. Co-channel QRM Napoleon. 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