Icom IC-9100 Instruction Manual - Page 5
DD-STAR system description
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D D-STAR system description Area 1 Repeater 1 Area 2 Repeater 2 Zone A Area 3 (Gateway) Repeater 3 Internet Area 4 Repeater 4 Area 5 Repeater 5 Area 6 (Gateway) Zone B Repeater 6 Area: The Area is the communication range that is covered by a single repeater. The repeater is called an area, or access repeater in the D-STAR system. Link repeater: The microwave (10 GHz) link repeater provides linking with another repeater site (Area) for zone construction. Area 7 Repeater 7 Area 8 Repeater 8 Zone: The Zone is composed of several areas, that are linked by a 10 GHz microwave link. Areas 1 to 4 and 5 to 8 make up a zone in the example above. Gateway repeater: Gateway repeaters provide communications between different zones via the internet. Repeater 3 and 6 are gateway repeaters at the example above. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 iv