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

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




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

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




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

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




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

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




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

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




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

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




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

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




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

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




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

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




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

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




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

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




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

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




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

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




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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)




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

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




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Operational Bulletin No. 1253 (1.X.2022)

Operational Bulletin No. 1253 (1.X.2022)




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Operational Bulletin No. 1254 (15.X.2022)

Operational Bulletin No. 1254 (15.X.2022)




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Operational Bulletin No. 1255 (1.XI.2022)

Operational Bulletin No. 1255 (1.XI.2022)




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Operational Bulletin No. 1256 (15.XI.2022)

Operational Bulletin No. 1256 (15.XI.2022)




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Operational Bulletin No. 1257 (1.XII.2022)

Operational Bulletin No. 1257 (1.XII.2022)




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Operational Bulletin No. 1258 (15.XII.2022)

Operational Bulletin No. 1258 (15.XII.2022)




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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

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




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Operational Bulletin No. 1259 (1.I.2023)

Operational Bulletin No. 1259 (1.I.2023)




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Operational Bulletin No. 1260 (15.I.2023)

Operational Bulletin No. 1260 (15.I.2023)




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Operational Bulletin No. 1261 (1.II.2023)

Operational Bulletin No. 1261 (1.II.2023)




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Operational Bulletin No. 1262 (15.II.2023)

Operational Bulletin No. 1262 (15.II.2023)




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Operational Bulletin No. 1263 (1.III.2023)

Operational Bulletin No. 1263 (1.III.2023)




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Operational Bulletin No. 1264 (15.III.2023)

Operational Bulletin No. 1264 (15.III.2023)




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Operational Bulletin No. 1265 (1.IV.2023)

Operational Bulletin No. 1265 (1.IV.2023)




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Operational Bulletin No. 1266 (15.IV.2023)

Operational Bulletin No. 1266 (15.IV.2023)




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Operational Bulletin No. 1267 (1.V.2023)

Operational Bulletin No. 1267 (1.V.2023)




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Operational Bulletin No. 1268 (15.V.2023)

Operational Bulletin No. 1268 (15.V.2023)




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Operational Bulletin No. 1269 (1.VI.2023)

Operational Bulletin No. 1269 (1.VI.2023)




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Operational Bulletin No. 1270 (15.VI.2023)

Operational Bulletin No. 1270 (15.VI.2023)




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Operational Bulletin No. 1272 (15.VII.2023)

Operational Bulletin No. 1272 (15.VII.2023)




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Operational Bulletin No. 1273 (1.VIII.2023)

Operational Bulletin No. 1273 (1.VIII.2023)




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Operational Bulletin No. 1274 (15.VIII.2023)

Operational Bulletin No. 1274 (15.VIII.2023)




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Operational Bulletin No. 1275 (1.IX.2023)

Operational Bulletin No. 1275 (1.IX.2023)




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Operational Bulletin No. 1276 (15.IX.2023)

Operational Bulletin No. 1276 (15.IX.2023)




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Operational Bulletin No. 1277 (1.X.2023)

Operational Bulletin No. 1277 (1.X.2023)




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Operational Bulletin No. 1279 (1.XI.2023)

Operational Bulletin No. 1279 (1.XI.2023)




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Operational Bulletin No. 1280 (15.XI.2023) and Annexed List: <br/> Mobile Network Codes (MNC) for the international identification plan for public networks and subscriptions (According to Recommendation ITU-T E.212 (09/2016)) (Position on 15 Novemb

Operational Bulletin No. 1280 (15.XI.2023) and Annexed List:
Mobile Network Codes (MNC) for the international identification plan for public networks and subscriptions (According to Recommendation ITU-T E.212 (09/2016)) (Position on 15 November 2023)




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Operational Bulletin No. 1281 (1.XII.2023)

Operational Bulletin No. 1281 (1.XII.2023)




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Operational Bulletin No. 1282 (15.XII.2023)

Operational Bulletin No. 1282 (15.XII.2023)




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Operational Bulletin No. 1283 (1.I.2024) and Annexed List: <br/> List of issuer identifier numbers (In accordance with Recommendation ITU-T E.118 (05/2006)) (Position on 31 December 2023)

Operational Bulletin No. 1283 (1.I.2024) and Annexed List:
List of issuer identifier numbers (In accordance with Recommendation ITU-T E.118 (05/2006)) (Position on 31 December 2023)




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Operational Bulletin No. 1284 (15.I.2024)

Operational Bulletin No. 1284 (15.I.2024)




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Operational Bulletin No. 1285 (1.II.2024)

Operational Bulletin No. 1285 (1.II.2024)




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Operational Bulletin No. 1286 (15.II.2024)

Operational Bulletin No. 1286 (15.II.2024)




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Operational Bulletin No. 1287 (1.III.2024)

Operational Bulletin No. 1287 (1.III.2024)




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Operational Bulletin No. 1288 (15.III.2024)

Operational Bulletin No. 1288 (15.III.2024)