Above FL285 - Bremen FIR HVL, OSE Above FL285 - Bremen FIR (EDWW) Sektor Ostsee Low - OSE12 Login Sector Indicator Frequency Callsign Remark EDUU_O_CTR OSE 133.035 Rhein Radar primary Upper EDBB Sektor Ostsee High - OSE22 Login Sector Indicator Frequency Callsign Remark EDUU_OH_CTR OH2 126.785 Rhein Radar Secondary station Sektor Havel Low - HVL12 Login Sector Indicator Frequency Callsign Remark EDUU_H_CTR HVL 128.235 Rhein Radar -- Sektor Havel High - HVL22 Login Sector Indicator Frequency Callsign Remark EDUU_OH_CTR OH2 126.785 Rhein radar Secondary station Sector Owners (CTR only) Sector OSE Low Sector OSE High Sector HVL Sector HVL High EDUU_OH_CTR EDUU_OH_CTR EDUU_O_CTR EDUU_O_CTR EDUU_H_CTR EDUU_H_CTR EDUU_H_CTR EDUU_H_CTR EDUU_O_CTR EDUU_O_CTR EDWW_M_CTR EDWW_M_CTR EDWW_B_CTR EDWW_B_CTR EDWW_K_CTR EDWW_K_CTR EDWW_F_CTR EDWW_F_CTR EDWW_B_CTR EDWW_B_CTR EDWW_K_CTR EDWW_K_CTR EDWW_M_CTR EDWW_M_CTR EDWW_CTR EDWW_CTR EDWW_CTR EDWW_CTR