174505598 2013-9-4 02:54
这个和TP那个300M双功放的板子哪个好些？还有7240+9283是带功放的，7241+9287不带功放，这两个板子据说都可以达到28DB，那个方案更好？
产品规格:
Standards标准 #8226; IEEE 802.1d (Spanning Tree Protocol)
#8226; IEEE 802.11b (11 Mbps Wireless LAN)
#8226; IEEE prefix = st1 ns = urn:schemas-microsoft-comffice:smarttags 802.11g (54 Mbps Wireless LAN)
#8226; IEEE 802.11n Draft 2.0 (300 Mbps Wireless LAN)
#8226; IEEE 802.1x (Network Access Control)
#8226; IEEE 802.3 (10Base-T Ethernet)
#8226; IEEE 802.3u (100Base-TX Fast Ethernet)General常规 #8226; Ethernet port: 5 RJ45 10/100 Mbps data port; one WAN and 4 LAN interface
#8226; Flash: 2 MB
#8226; Memory: 16 MB SDRAMFrequency range频率范围 #8226; 2.400 – 2.483 GHzModulation technologies调制技术 #8226; 802.11b: Direct sequence Spread Spectrum (DSSS): DBPSK, DQPSK, CCK
#8226; 802.11g: Orthogonal Frequency Division Multiplexing (OFDM): BPSK, QPSK, 16QAM, 64QAM
#8226; 802.11n: Orthogonal Frequency Division Multiplexing (OFDM): BPSK, QPSK, 16QAM, 64QAMData rates传输速率 #8226; IEEE 802.11b (11 Mbps, 5.5 Mbps, 2 Mbps, 1 Mbps)
#8226; IEEE 802.11g (54 Mbps, 48 Mbps, 36 Mbps, 24 Mbps, 18 Mbps, 12 Mbps, 9 Mbps, 6 Mbps)
#8226; IEEE 802.11n (MCS0-15: up to 300 Mbps)Output power输出功率 #8226; 802.11n: 23 dBm +/- 1.5 dBm @300 Mbps
#8226; 802.11g: 23 dBm +/- 1.5 dBm @54 Mbps
#8226; 802.11b: 28 dBm +/- 1.5 dBm @11 MbpsReceiver sensitivity接收灵敏度11n (300 Mbps) MCS0-15: -73 dBm;
11g (54 Mbps) OFDM: -73 dBm
11b (11 Mbps) CCK: -91 dBmOperation modes工作模式 #8226; Gateway mode
#8226; Bridge mode
#8226; WISP modeWireless security无线安全标准WEP encryption (64/128 bit)
WPA TKIP
WPA2 AES
WPA2 mixed
802.1x Authentication
Client access control through media access control (MAC) filterLEDs指示灯 #8226; Power
#8226; LAN Link/ActEnvironmental环境 #8226; Operating temperature: 0°C – 50°C
#8226; Operating humidity: 10 – 95% RH, non-condensing
#8226; Power Adaptor: 12V 1.5A