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	27	+(((
27	27	The LPS8N is an (% style="color:#4f81bd" %)**open source LoRaWAN Indoor Gateway**(%%). It lets you bridge LoRa wireless network to an IP network via WiFi, Ethernet, 3G or 4G cellular network. The LoRa wireless allows users to send data and reach extremely long ranges at low data-rates.
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29	29	The LPS8N uses (% style="color:#4f81bd" %)**Semtech packet forwarder**(%%) & (% style="color:#4f81bd" %)**LoRaWAN Station connection**(%%) and fully compatible with LoRaWAN protocol. It includes a (% style="color:#4f81bd" %)**SX1302 LoRaWAN concentrator**(%%), which provides 10 programmable parallel demodulation paths.
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31	31	LPS8N has (% style="color:#4f81bd" %)**pre-configured standard LoRaWAN frequency bands**(%%) to use for different countries. User can also (% style="color:#4f81bd" %)**customized the frequency bands** (%%)to use in their own LoRa network.
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33	33	LPS8N can communicate with ABP LoRaWAN end node without LoRaWAN server. System integrator can use it to integrate with their existing IoT Service without set up own LoRaWAN server or use 3rd party LoRaWAN service.
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35		-
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40		-[[image:1652411526195-923.png||height="494" width="731"]]
	47	+[[image:1656918270059-192.png]]
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	49	+
42	42	== 1.2 Specifications ==
43	43
44		-**Hardware System:**
45	45
	53	+(% style="color:#037691" %)**Hardware System:**
	54	+
46	46	(((
47	47	Linux Part:
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51	51	* 64MB RAM
52	52	* 16MB Flash
53	53
54		-**Interface:**
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	65	+(% style="color:#037691" %)**Interface:**
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56	56	* 10M/100M RJ45 Ports x 1
57	57	* WiFi : 802.11 b/g/n
58	58	* LoRaWAN Wireless
59		-* Power Input: 12 ~~ 24 V DC, 2 A
60		-* IEEE 802.3 af compliant PoE port (DC 37  ~~ 57 v)
	70	+* Power Input: 5V DC, 2A, Type C
61	61	* USB 2.0 host connector x 1
62	62	* Mini-PCI E connector x 1
63	63	* SX1302 + 2 x SX1250
64	64
65		-**WiFi Spec:**
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	76	+
	77	+(% style="color:#037691" %)**WiFi Spec:**
	78	+
67	67	* IEEE 802.11 b/g/n
68	68	* Frequency Band: 2.4 ~~ 2.462GHz
69	69	* Tx power:
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75	75	** 11g 54M : -71dbm
76	76	** 11n 20M : -67dbm
77	77
78		-**LoRa Spec:**
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80		-* Up to -140 dBm sensitivity with SX1250 Tx/Rx front-end
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	92	+(% style="color:#037691" %)**LoRa Spec:**
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	94	+* Up to -140 dBm sensitivity
81	81	* 70 dB CW interferer rejection at 1 MHz offset
82	82	* Able to operate with negative SNR, CCR up to 9dB
83	83	* Emulates 49 x LoRa demodulators and 1 x (G)FSK demodulator
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86	86	* Dynamic data-rate (DDR) adaptation
87	87	* True antenna diversity or simultaneous dual-band operation
88	88
89		-**Cellular 4G LTE (optional):**
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91		-* Quectel: [[**EC25 LTE module**>>url:https://www.quectel.com/product/ec25minipcie.htm]]
92		-* Standard Size SIM Slot
93		-* 2 x 4G Sticker Antenna.
	104	+
	105	+(% style="color:#037691" %)**Cellular 4G LTE (optional):**
	106	+
	107	+* Quectel [[**EC25 LTE module**>>url:https://www.quectel.com/product/ec25minipcie.htm]]
	108	+* Micro SIM Slot
	109	+* External 4G Sticker Antenna.
94	94	* Up to 150Mbps downlink and 50Mbps uplink data rates
95	95	* Worldwide LTE,UMTS/HSPA+ and GSM/GPRS/EDGE coverage
96	96	* MIMO technology meets demands for data rate and link reliability in modem wireless communication systems
97	97
98		-**Power over Ethernet:**
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100		-* IEEE 802.3af compliant.
101		-* Support wide input voltage range  37Vdc to 57Vdc.
102		-* Thermal cut off.
103		-* Short circuit protection.
104		-* Over current protection
105		-* Isolation level 4 KVrms.
106		-* Enhanced surge protection
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108	108	== 1.3 Features ==
109	109
110	110	* Open Source Embedded Linux system
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124	124	* Lighting Protection
125	125	* Power Consumption:12v ,300-500mA
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127	127	== 1.4 Hardware System Structure ==
128	128
129	129	[[image:1652411641871-482.png||height="416" width="716"]]