Cisco Aironet 1140 Series Ficha de datos - Página 3

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Cisco Aironet 1140 Series Ficha de datos
Item
Frequency Band and 20-
MHz Operating Channels
Note: This varies by regulatory domain. Refer to the product documentation for specific details for each regulatory domain.
Maximum Number of Non-
Overlapping Channels
Note: This varies by regulatory domain. Refer to the product documentation for specific details for each regulatory domain.
3
GI: A Guard Interval (GI) between symbols helps receivers overcome the effects of multipath delays.
© 2010 Cisco Systems, Inc. All rights reserved. This document is Cisco Public Information.
Specification
20-MHz Rate (Mbps)
0
6.5
1
13
2
19.5
3
26
4
39
5
52
6
58.5
7
65
8
13
9
26
10
39
11
52
12
78
13
104
14
117
15
130
A (Americas (FCC)):
● 2.412 to 2.462 GHz; 11 channels
● 5.180 to 5.320 GHz; 8 channels
● 5.500 to 5.700 GHz, 8 channels
(excludes 5.600 to 5.640 GHz)
● 5.745 to 5.825 GHz; 5 channels
C (China):
● 2.412 to 2.472 GHz; 13 channels
● 5.745 to 5.825 GHz; 5 channels
E (ETSI):
● 2.412 to 2.472 GHz; 13 channels
● 5.180 to 5.320 GHz; 8 channels
● 5.500 to 5.700 GHz, 11 channels
I (Middle East):
● 2.412 to 2.472 GHz, 13 channels
● 5.180 to 5.320 GHz; 8 channels
K (Korea):
● 2.412 to 2.472 GHz; 13 channels
● 5.180 to 5.320 GHz; 8 channels
● 5.500 to 5.620 GHz, 7 channels
● 5.745 to 5.805 GHz, 4 channels
2.4 GHz
● 802.11b/g:
20 MHz: 3
◦
● 802.11n:
20 MHz: 3
◦
40 MHz: 1
◦
40-MHz Rate (Mbps)
20-MHz Rate (Mbps)
13.5
7.2
27
14.4
40.5
21.7
54
28.9
81
43.3
108
57.8
121.5
65
135
72.2
27
14.4
54
28.9
81
43.3
108
57.8
162
86.7
216
115.6
243
130
270
144.4
N (Non-FCC):
● 2.412 to 2.462 GHz; 11 channels
● 5.180 to 5.320 GHz; 8 channels
● 5.745 to 5.825 GHz; 5 channels
P (Japan2):
● 2.412 to 2.472 GHz; 13 channels
● 5.180 to 5.320 GHz; 8 channels
S (Singapore):
● 2.412 to 2.472 GHz; 13 channels
● 5.180 to 5.320 GHz; 8 channels
● 5.745 to 5.825 GHz; 5 channels
T (Taiwan):
● 2.412 to 2.462 GHz; 11 channels
● 5.280 to 5.320 GHz; 3 channels
● 5.500 to 5.700 GHz, 11 channels
● 5.745 to 5.825 GHz; 5 channels
5 GHz
● 802.11a:
20 MHz: 21
◦
● 802.11n:
20 MHz: 21
◦
40 MHz: 9
◦
Data Sheet
40-MHz Rate (Mbps)
15
30
45
60
90
120
135
150
30
60
90
120
180
240
270
300
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