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...	...	@@ -38,9 +38,9 @@
38	38	**End node actually value when TXP=0 and DR=0**
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40	40	(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:1002px" %)
41		-|(% style="background-color:#4F81BD;color:white; width:134px" %)**Frequency band**|(% style="background-color:#4F81BD;color:white; width:400px" %)**Output Power in LoRa Module (consider 2dB antenna)**|(% style="background-color:#4F81BD;color:white; width:362px" %)(((
	41	+|(% style="background-color:#4f81bd; color:white; width:134px" %)**Frequency band**|(% style="background-color:#4f81bd; color:white; width:400px" %)**Output Power in LoRa Module (consider 2dB antenna)**|(% style="background-color:#4f81bd; color:white; width:362px" %)(((
42	42	**Spreading Factor(Higher SF can transmit further)**
43		-)))|(% style="background-color:#4F81BD;color:white; width:102px" %)**Band Width**
	43	+)))|(% style="background-color:#4f81bd; color:white; width:102px" %)**Band Width**
44	44	|(% style="width:134px" %)**EU868**|(% style="width:400px" %)14dBm|(% style="width:362px" %)SF=12|(% style="width:102px" %)125Khz
45	45	|(% style="width:134px" %)**US915**|(% style="width:400px" %)20 or 22 dBm (depends on max output of module)|(% style="width:362px" %)SF=10|(% style="width:102px" %)125Khz
46	46	|(% style="width:134px" %)**AS923**|(% style="width:400px" %)14dBm|(% style="width:362px" %)SF=12|(% style="width:102px" %)125Khz
...	...	@@ -85,8 +85,11 @@
85	85	* (% style="color:#037691" %)**AT+DR=0**           (%%)~/~/  Use the smallest DR,the longest distance modulation (% style="color:#037691" %)**(downlinkpayload: 220000FF)**
86	86	* (% style="color:#037691" %)**AT+TXP=0**          (%%)~/~/  Use max power   For EU868, max power can be is AT+TXP=50 (% style="color:#037691" %)** (downlinkpayload: 22000000)**
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	88	+
	89	+
88	88	== 2.5 Debug in Software ==
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	92	+
90	90	Dragino can help client to debug the software for the distance issue. In the case , please send us below info:
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92	92	* Detail packets include for Join Request, Join Accept, Uplink & Downlink, These packets should include:
...	...	@@ -93,6 +93,7 @@
93	93	** RSSI, DataRate, FCNT, Frequency.
94	94	** MIC command detail & Payload detail.
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	99	+
96	96	= 3.  Analyze at the hardware side =
97	97
98	98	== 3.1  Check if the antenna path is good ~-~- For LSN50v2 series end node ==
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102	102
103	103	b) check if the connector match.
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105		-
106	106	[[image:image-20221016081725-1.png||height="426" width="706"]]
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...	...	@@ -127,6 +127,8 @@
127	127	* High ISM band usage by other technologies.
128	128	* Radio communication are usually killed with bad topographic conditions. It is usually not possible to communicate through a hill, even very small.
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	134	+
130	130	== 4.2  Improve the Antenna ==
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...	...	@@ -143,7 +143,6 @@
143	143
144	144	Below is the output log in gateway side ( SSH Access to Gateway and Check Station log)
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146		-
147	147	[[image:image-20221006185826-4.png]]
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