| 31. | Canadian radio amateurs may use any amateur frequency above 30 MHz for the control of RC models.
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| 32. | Radio amateurs were considered ideal for such work because they were widely distributed across the United Kingdom.
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| 33. | This was done by radio amateurs from the Coventry Amateur Radio Society and the Northampton Radio Club.
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| 34. | He also practised as a radio amateur.
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| 35. | It is organized and sponsored by the American Radio Relay League and the Radio Amateurs of Canada.
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| 36. | Visiting radio amateurs, mainly from the US, activate Saint-Pierre and Miquelon every year on amateur radio frequencies.
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| 37. | In 1981, the government of former dictator Jean-Claude Duvalier dispatched radio amateurs there in an army helicopter.
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| 38. | Many radio amateurs are happy to contest from home, often with relatively low output power and simple antennas.
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| 39. | The system allows reliable worldwide connections to be made between radio amateurs, greatly enhancing Amateur Radio's communications capabilities.
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| 40. | Radio amateurs were buying parts and assembling radio transmitters and broadcast stations in chicken coops, rooftops and barns.
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