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GSM Antenna 9dBi High Gain RG174 2 M Extension Cable SMA Male 2G 3G 700-1800MHz Omni Direction with Magnetic Base | Walmart Canada
![Question: how can someone achieve this kind of coverage? What kind of antenna, dbi need to reach that far from the purple point to the others is about 25 to 30 kilometers? : Question: how can someone achieve this kind of coverage? What kind of antenna, dbi need to reach that far from the purple point to the others is about 25 to 30 kilometers? :](https://preview.redd.it/xgl8e44h6c171.jpg?width=640&crop=smart&auto=webp&s=aaf127a73cc228ea52c8c106967ebde943c9e71a)
Question: how can someone achieve this kind of coverage? What kind of antenna, dbi need to reach that far from the purple point to the others is about 25 to 30 kilometers? :
![What is Antenna Gain? Is Higher Antenna Gain Better? - Edge Routers | Cellular Routers & Gateways | IoT Solutions | 5G | InHand Networks What is Antenna Gain? Is Higher Antenna Gain Better? - Edge Routers | Cellular Routers & Gateways | IoT Solutions | 5G | InHand Networks](https://www.inhandnetworks.com/upload/image/202108/30/0135354541.jpg)
What is Antenna Gain? Is Higher Antenna Gain Better? - Edge Routers | Cellular Routers & Gateways | IoT Solutions | 5G | InHand Networks
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Source High quality 9dBi wifi 2.4ghz outdoor magnetic whip antenna long range 50km antina on m.alibaba.com
![What is Antenna Gain? Is Higher Antenna Gain Better? - Edge Routers | Cellular Routers & Gateways | IoT Solutions | 5G | InHand Networks What is Antenna Gain? Is Higher Antenna Gain Better? - Edge Routers | Cellular Routers & Gateways | IoT Solutions | 5G | InHand Networks](https://www.inhandnetworks.com/upload/image/202108/30/0142278354.jpg)