DH4AAO Meaning of DH4AAO in English Located in JO51FVDXCC entity: DA-DL - Fed. Rep. of Germany Last update on: 03/2000 Search DH4AAO at QRZ.COMSearch DH4AAO at VHF-Group DL-West Amateur radio QTH Locator English vocabulary. Английский словарь радиолюбителя QTH Локатор. 2012