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本帖最后由 spring1 于 2017-3-16 21:55 编辑
https://www.right.com.cn/forum/fo ... 90&page=1#pid792112
在ROS里显示的功率情况:
在openwrt里iw list显示的功率情况:
- root@OpenWrt:~# iw list
- Wiphy phy0
- .......
- HT TX/RX MCS rate indexes supported: 0-23
- Frequencies:
- * 2412 MHz [1] (22.0 dBm)
- * 2417 MHz [2] (22.0 dBm)
- * 2422 MHz [3] (22.0 dBm)
- * 2427 MHz [4] (22.0 dBm)
- * 2432 MHz [5] (22.0 dBm)
- * 2437 MHz [6] (22.0 dBm)
- * 2442 MHz [7] (22.0 dBm)
- * 2447 MHz [8] (22.0 dBm)
- * 2452 MHz [9] (22.0 dBm)
- * 2457 MHz [10] (22.0 dBm)
- * 2462 MHz [11] (22.0 dBm)
- * 2467 MHz [12] (disabled)
- * 2472 MHz [13] (disabled)
- * 2484 MHz [14] (disabled)
- Band 2:
- Capabilities: 0x11ef
- RX LDPC
- HT20/HT40
- SM Power Save disabled
- RX HT20 SGI
- RX HT40 SGI
- TX STBC
- RX STBC 1-stream
- Max AMSDU length: 3839 bytes
- DSSS/CCK HT40
- Maximum RX AMPDU length 65535 bytes (exponent: 0x003)
- Minimum RX AMPDU time spacing: 8 usec (0x06)
- HT TX/RX MCS rate indexes supported: 0-23
- Frequencies:
- * 5180 MHz [36] (20.0 dBm)
- * 5200 MHz [40] (20.0 dBm)
- * 5220 MHz [44] (20.0 dBm)
- * 5240 MHz [48] (20.0 dBm)
- * 5260 MHz [52] (20.0 dBm) (no IR, radar detection)
- * 5280 MHz [56] (20.0 dBm) (no IR, radar detection)
- * 5300 MHz [60] (20.0 dBm) (no IR, radar detection)
- * 5320 MHz [64] (20.0 dBm) (no IR, radar detection)
- * 5500 MHz [100] (20.0 dBm) (no IR, radar detection)
- * 5520 MHz [104] (20.0 dBm) (no IR, radar detection)
- * 5540 MHz [108] (20.0 dBm) (no IR, radar detection)
- * 5560 MHz [112] (20.0 dBm) (no IR, radar detection)
- * 5580 MHz [116] (20.0 dBm) (no IR, radar detection)
- * 5600 MHz [120] (20.0 dBm) (no IR, radar detection)
- * 5620 MHz [124] (20.0 dBm) (no IR, radar detection)
- * 5640 MHz [128] (20.0 dBm) (no IR, radar detection)
- * 5660 MHz [132] (20.0 dBm) (no IR, radar detection)
- * 5680 MHz [136] (20.0 dBm) (no IR, radar detection)
- * 5700 MHz [140] (20.0 dBm) (no IR, radar detection)
- * 5745 MHz [149] (20.0 dBm)
- * 5765 MHz [153] (20.0 dBm)
- * 5785 MHz [157] (20.0 dBm)
- * 5805 MHz [161] (20.0 dBm)
- * 5825 MHz [165] (20.0 dBm)
- ......
- root@OpenWrt:~#
复制代码
另一个18dbm的:
- .......
- HT TX/RX MCS rate indexes supported: 0-23
- Frequencies:
- * 2412 MHz [1] (23.0 dBm)
- * 2417 MHz [2] (23.0 dBm)
- * 2422 MHz [3] (23.0 dBm)
- * 2427 MHz [4] (23.0 dBm)
- * 2432 MHz [5] (23.0 dBm)
- * 2437 MHz [6] (23.0 dBm)
- * 2442 MHz [7] (23.0 dBm)
- * 2447 MHz [8] (23.0 dBm)
- * 2452 MHz [9] (23.0 dBm)
- * 2457 MHz [10] (23.0 dBm)
- * 2462 MHz [11] (23.0 dBm)
- * 2467 MHz [12] (disabled)
- * 2472 MHz [13] (disabled)
- * 2484 MHz [14] (disabled)
- Band 2:
- Capabilities: 0x11ef
- RX LDPC
- HT20/HT40
- SM Power Save disabled
- RX HT20 SGI
- RX HT40 SGI
- TX STBC
- RX STBC 1-stream
- Max AMSDU length: 3839 bytes
- DSSS/CCK HT40
- Maximum RX AMPDU length 65535 bytes (exponent: 0x003)
- Minimum RX AMPDU time spacing: 8 usec (0x06)
- HT TX/RX MCS rate indexes supported: 0-23
- Frequencies:
- * 5180 MHz [36] (14.0 dBm)
- * 5200 MHz [40] (14.0 dBm)
- * 5220 MHz [44] (14.0 dBm)
- * 5240 MHz [48] (14.0 dBm)
- * 5260 MHz [52] (15.0 dBm) (no IR, radar detection)
- * 5280 MHz [56] (16.0 dBm) (no IR, radar detection)
- * 5300 MHz [60] (16.0 dBm) (no IR, radar detection)
- * 5320 MHz [64] (17.0 dBm) (no IR, radar detection)
- * 5500 MHz [100] (15.0 dBm) (no IR, radar detection)
- * 5520 MHz [104] (16.0 dBm) (no IR, radar detection)
- * 5540 MHz [108] (16.0 dBm) (no IR, radar detection)
- * 5560 MHz [112] (17.0 dBm) (no IR, radar detection)
- * 5580 MHz [116] (18.0 dBm) (no IR, radar detection)
- * 5600 MHz [120] (18.0 dBm) (no IR, radar detection)
- * 5620 MHz [124] (18.0 dBm) (no IR, radar detection)
- * 5640 MHz [128] (18.0 dBm) (no IR, radar detection)
- * 5660 MHz [132] (18.0 dBm) (no IR, radar detection)
- * 5680 MHz [136] (18.0 dBm) (no IR, radar detection)
- * 5700 MHz [140] (18.0 dBm) (no IR, radar detection)
- * 5745 MHz [149] (18.0 dBm)
- * 5765 MHz [153] (18.0 dBm)
- * 5785 MHz [157] (18.0 dBm)
- * 5805 MHz [161] (18.0 dBm)
- * 5825 MHz [165] (18.0 dBm)
复制代码
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