Cisco Aironet 1250 Series Veri Sayfası - Sayfa 6

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Cisco Aironet 1250 Series Veri Sayfası
All contents are Copyright © 1992–2007 Cisco Systems, Inc. All rights reserved. This document is Cisco Public Information.
Item
Specification
Data Rates
802.11a: 6, 9, 12, 18, 24, 36, 48, and 54 Mbps
Supported
802.11g: 1, 2, 5.5, 6, 9, 11, 12, 18, 24, 36, 48, and 54 Mbps
802.11n data rates (2.4 GHz and 5 GHz):
2
MCS Index
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Frequency Band
-A (Americas (FCC)):
and 20-MHz
● 2.412 to 2.462 GHz; 11 channels
Operating
● 5.180 to 5.320 GHz; 8 channels
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 (Israel):
● 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
Note: This varies by regulatory domain. Refer to the product documentation for specific details for each regulatory domain.
2
MCS Index: The Modulation and Coding Scheme (MCS) index determines the number of spatial streams, the
modulation, the coding rate, and data rate values.
3
GI: A Guard Interval (GI) between symbols helps receivers overcome the effects of multipath delays.
3
GI
= 800ns
20-MHz Rate
40-MHz Rate
(Mbps)
(Mbps)
6.5
13.5
13
27
19.5
40.5
26
54
39
81
52
108
58.5
121.5
65
135
13
27
26
54
39
81
52
108
78
162
104
216
117
243
130
270
-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
Data Sheet
GI = 400ns
20-MHz Rate
40-MHz Rate
(Mbps)
(Mbps)
7.2
15
14.4
30
21.7
45
28.9
60
43.3
90
57.8
120
65
135
72.2
157.5
14.4
30
28.9
60
43.3
90
57.8
120
86.7
180
115.6
240
130
270
144.4
300
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