DM0MHR
Walter-Ulrich Mentzel, Rhein-Ruhr Hafen, Rheinstr. 156, 45478 Mülheim
Germany
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License
Repeater or beacon
Qualifications: Class A.
No license dates on record.
Germany
DXCC entity 230
Source: Bundesnetzagentur Rufzeichenliste of 23 October 2026, retrieved October 23, 2026.