与iaru同期举行,号称火腿世界杯的wrtc(world radiosport team championship)特设台呼号:
r31a r31d r31n r31u r31x
r32c r32f r32k r32o r32r r32w r32z
r33a r33g r33l r33m r33q r33u
r34c r34d r34o r34p r34w r34x r34y r34z
r36c r36f r36k r36o r36w r36y r36z
r37a r37g r37l r37m r37p r37q r37u
r38f r38k r38n r38o r38w r38x
r39a r39d r39m r39r