Pinneberg is a town in the federal state of Schleswig-Holstein in northern Germany. It is the capital of the district of Pinneberg and has a population of about 43,500 inhabitants. Pinneberg is located 18 km northwest of the city centre of Hamburg. Near Pinneberg is the transmission site for the maritime weather radioteletype and radiofax service DDH47, working on 147.3 kHz. A T-aerial is used, strung between two guyed masts.