<
From version < 19.1 >
edited by Edwin Chen
on 2022/11/30 10:22
To version < 18.1 >
edited by Edwin Chen
on 2022/11/01 00:00
>
Change comment: There is no comment for this version

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88 88  * (% style="color:#037691" %)**AT+DR=  0**     (%%)~/~/  Use the smallest DR
89 89  * (% style="color:#037691" %)**AT+TXP=0**    (%%) ~/~/  Use max power.
90 90  
91 +
91 91  = 3.  Analyze at the hardware side =
92 92  
93 93  == 3.1  Check if the antenna path is good ~-~- For LSn50v2 series end node ==
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107 107  == 4.1  Check the use environment ==
108 108  
109 109  
110 -First , User should notice: Radio link quality and performances are highly dependent of the environment.Even you have the same hardware and antenna, Different installation will result in different performance.
111 +First , User should notice: Radio link quality and performances are highly dependent of the environment.
111 111  
112 112  (% style="color:blue" %)**Better performances can be reached with:**
113 113  
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123 123  * High ISM band usage by other technologies.
124 124  * Radio communication are usually killed with bad topographic conditions. It is usually not possible to communicate through a hill, even very small.
125 125  
127 +
126 126  == 4.2  Improve the Antenna ==
127 127  
128 128  
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171 171  
172 172  
173 173  
174 -
176 +
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