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性价比较高,发射功率高,实测可以达到18DBI
GWF-3M05是专门为实现嵌入式系统的无线局域网通信应用而设计的一款USB接口的WIFI模块。使用该模块能够使用户通过嵌入式硬件的USB host接口高效快捷的扩展出无线局域网的通信功能。GWF-3M05模块的局域网通信功能是由Ralink的 RT3070WMAC/BB部件实现,收发功能由RT3070实现,模块还内置高增益放大器,完全实现IEEE802.11b/g/n标准,最高通信速率可达150Mbps.产品特性:内置 Ralink RT3070WMAC/BBP 和 RT3070 收发器支持IEEE 802.11b 兼容 DBPSK, DQPSK, CCK 调制方式IEEE802.11b 标准的传输速率: 1, 2, 5.5 和 11Mbps支持 IEEE 802.11g 兼容 DSSS, CCK, OFDM 调制方式IEEE802.11g标准的传输速率: 6, 9, 12, 18, 24, 36, 48, 54Mbps嵌入的 WEP (64 或 128 bit) 无线数据加/解密引擎支持 TKIP 和 AES支持 USB 2.0 主机接口通信协议IEEE 802.11b/g/nUSB spec. 2.0
驱动支持:操作系统: WINCE5.0, WINCE6.0, Linux 2.4/2.6外形尺寸:- 重量: 2g - 40mm (长)X 18mm (宽) X 8.8mm (高)
典型应用:WLAN高保真立体声耳机手持式高保真音频设备手持式多媒体设备无线VoIP电话应用便携式掌上电脑数码相机/网络摄像机
Standards IEEE802.11b/g & 802.11n (1T1R mode)
Operating
Frequency USA (FCC): 2.412GHz ~ 2.462GHz (channel 1 – 11) ISM band
Operating
Frequency Europe (CE): 2.412GHz ~ 2.472GHz (channel 1 – 13) ISM band
Protocols 802.11b: CCK, QPSK, BPSK, 802.11g/n: OFDM
Antenna External 50 ohm antenna via an I-PEX receptacle
Security WPA/WP2, 64/128/152-bit WEP, WPS
Transmit Output
Power (Typical) 11b: 19±1.0dBm @ 11Mbps
Transmit Output
Power (Typical) 11g: 16±1dBm @ 54Mbps
Transmit Output
Power (Typical) 802.11n: (HT20), 15+/-1dBm, 802.11n: (HT40), 15+/-1dBm,
Receive Sensitivity
(Typical) 11b: -84dBm @ 11Mbps; 11g: -70dBm @ 54Mpbs.
Receive Sensitivity
(Typical) 802.11n: (HT20), -66dBm@MSC7, (HT40),-62dBm@MSC7
Operating Voltage 5.0VDC ± 5% (or3.3VDV± 5% upon special requirement)
Operating Current <110mA at 5.0V DC input.
Bus Interface USB 2.0/USB1.1
USB Interface 6-pin, 2.0mm pitch male jumper , or 1.0mm pitch connector
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