science and technology

Operational Bulletin No. 1204 (15.IX.2020)

Operational Bulletin No. 1204 (15.IX.2020)




science and technology

Operational Bulletin No. 1205 (1.X.2020)

Operational Bulletin No. 1205 (1.X.2020)




science and technology

Operational Bulletin No. 1206 (15.X.2020)

Operational Bulletin No. 1206 (15.X.2020)




science and technology

Operational Bulletin No. 1207 (1.XI.2020)

Operational Bulletin No. 1207 (1.XI.2020)




science and technology

Operational Bulletin No. 1208 (15.XI.2020)

Operational Bulletin No. 1208 (15.XI.2020)




science and technology

Operational Bulletin No. 1209 (1.XII.2020)

Operational Bulletin No. 1209 (1.XII.2020)




science and technology

Operational Bulletin No. 1210 (15.XII.2020)

Operational Bulletin No. 1210 (15.XII.2020)




science and technology

List of International Signalling Point Codes (ISPC) (According to Recommendation ITU-T Q.708 (03/99))

List of International Signalling Point Codes (ISPC) (According to Recommendation ITU-T Q.708 (03/99))




science and technology

Operational Bulletin No. 1211 (1.I.2021)

Operational Bulletin No. 1211 (1.I.2021)




science and technology

Operational Bulletin No. 1212 (15.I.2021)

Operational Bulletin No. 1212 (15.I.2021)




science and technology

Operational Bulletin No. 1213 (1.II.2021)

Operational Bulletin No. 1213 (1.II.2021)




science and technology

Operational Bulletin No. 1214 (15.II.2021)

Operational Bulletin No. 1214 (15.II.2021)




science and technology

Operational Bulletin No. 1216 (15.III.2021)

Operational Bulletin No. 1216 (15.III.2021)




science and technology

Operational Bulletin No. 1215 (1.III.2021)

Operational Bulletin No. 1215 (1.III.2021)




science and technology

Operational Bulletin No. 1217 (1.IV.2021)

Operational Bulletin No. 1217 (1.IV.2021)




science and technology

Operational Bulletin No. 1218 (15.IV.2021)

Operational Bulletin No. 1218 (15.IV.2021)




science and technology

Operational Bulletin No. 1219 (1.V.2021)

Operational Bulletin No. 1219 (1.V.2021)




science and technology

Operational Bulletin No. 1220 (15.V.2021)

Operational Bulletin No. 1220 (15.V.2021)




science and technology

Operational Bulletin No. 1221 (1.VI.2021)

Operational Bulletin No. 1221 (1.VI.2021)




science and technology

Operational Bulletin No. 1222 (15.VI.2021)

Operational Bulletin No. 1222 (15.VI.2021)




science and technology

Operational Bulletin No. 1223 (1.VII.2021)

Operational Bulletin No. 1223 (1.VII.2021)




science and technology

Operational Bulletin No. 1224 (15.VII.2021)

Operational Bulletin No. 1224 (15.VII.2021)




science and technology

Operational Bulletin No. 1225 (1.VIII.2021)

Operational Bulletin No. 1225 (1.VIII.2021)




science and technology

Operational Bulletin No. 1226 (15.VIII.2021)

Operational Bulletin No. 1226 (15.VIII.2021)




science and technology

Operational Bulletin No. 1227 (1.IX.2021)

Operational Bulletin No. 1227 (1.IX.2021)




science and technology

Operational Bulletin No. 1228 (15.IX.2021)

Operational Bulletin No. 1228 (15.IX.2021)




science and technology

Operational Bulletin No. 1229 (1.X.2021)

Operational Bulletin No. 1229 (1.X.2021)




science and technology

Operational Bulletin No. 1230 (15.X.2021)

Operational Bulletin No. 1230 (15.X.2021)




science and technology

Operational Bulletin No. 1231 (1.XI.2021)

Operational Bulletin No. 1231 (1.XI.2021)




science and technology

Operational Bulletin No. 1233 (1.XII.2021)

Operational Bulletin No. 1233 (1.XII.2021)




science and technology

Operational Bulletin No. 1234 (15.XII.2021)

Operational Bulletin No. 1234 (15.XII.2021)




science and technology

Operational Bulletin No. 1235 (1.I.2022)

Operational Bulletin No. 1235 (1.I.2022)




science and technology

Operational Bulletin No. 1236 (15.I.2022)

Operational Bulletin No. 1236 (15.I.2022)




science and technology

Operational Bulletin No. 1232 (15.XI.2021)

Operational Bulletin No. 1232 (15.XI.2021)




science and technology

Operational Bulletin No. 1237 (1.II.2022)

Operational Bulletin No. 1237 (1.II.2022)




science and technology

Operational Bulletin No. 1238 (15.II.2022)

Operational Bulletin No. 1238 (15.II.2022)




science and technology

Operational Bulletin No. 1239 (1.III.2022)

Operational Bulletin No. 1239 (1.III.2022)




science and technology

Operational Bulletin No. 1240 (15.III.2022)

Operational Bulletin No. 1240 (15.III.2022)




science and technology

Operational Bulletin No. 1241 (1.IV.2022)

Operational Bulletin No. 1241 (1.IV.2022)




science and technology

Operational Bulletin No. 1242 (15.IV.2022)

Operational Bulletin No. 1242 (15.IV.2022)




science and technology

Operational Bulletin No. 1243 (1.V.2022)

Operational Bulletin No. 1243 (1.V.2022)




science and technology

Operational Bulletin No. 1244 (15.V.2022)

Operational Bulletin No. 1244 (15.V.2022)




science and technology

Operational Bulletin No. 1245 (1.VI.2022)

Operational Bulletin No. 1245 (1.VI.2022)




science and technology

Operational Bulletin No. 1246 (15.VI.2022)

Operational Bulletin No. 1246 (15.VI.2022)




science and technology

Operational Bulletin No. 1247 (1.VII.2022)

Operational Bulletin No. 1247 (1.VII.2022)




science and technology

Operational Bulletin No. 1248 (15.VII.2022)

Operational Bulletin No. 1248 (15.VII.2022)




science and technology

Operational Bulletin No. 1249 (1.VIII.2022)

Operational Bulletin No. 1249 (1.VIII.2022)




science and technology

Operational Bulletin No. 1250 (15.VIII.2022)

Operational Bulletin No. 1250 (15.VIII.2022)




science and technology

Operational Bulletin No. 1251 (1.IX.2022) and Annexed List: Status of Radiocommunications between Amateur Stations of Different Countries (In accordance with optional provision No. 25.1 of the Radio Regulations) and Form of Call Signs assigned by each Adm

Operational Bulletin No. 1251 (1.IX.2022) and Annexed List: Status of Radiocommunications between Amateur Stations of Different Countries (In accordance with optional provision No. 25.1 of the Radio Regulations) and Form of Call Signs assigned by each Administration to its Amateur and Experimental Stations (Position on 1 September 2022)




science and technology

Operational Bulletin No. 1252 (15.IX.2022)

Operational Bulletin No. 1252 (15.IX.2022)