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Chapter 6
Wireless Mobile Interface Cards
4.9-GHz (Public Safety) WMIC Features
Table 6-7
Table 6-7
Feature
Data Rates Supported
Network Standard
Frequency Band
Available Transmit
Power Settings
Compliance
4.9-GHz Channels
Table 6-8
domain as per the TIA TR-8 specification.
Table 6-8
Operating Channel
Numbers
1
3
5
7
9
10
15
20
25
30
OL-5816-10
lists the key features of the 4.9-GHz (public safety) WMIC.
Key Features of the 4.9-GHz (Public Safety) WMIC
Description
5-MHz channelization: 1.5, 2.25, 3, 4.5, 6, 9, 12, and 13.5 Mbps.
10-MHz channelization: 3, 4.5, 6, 9, 12, 18, 24, and 27 Mbps.
20-MHz channelization: 6, 9, 12, 18, 24, 36, 48, and 54 Mbps.
At present, there is no IEEE 4.9-GHz (public safety) standard; however, the
public safety standard for the 4.9-GHz WMIC is similar to the IEEE 802.11a
standard.
4.940 GHz to 4.990 GHz.
50 mW (17 dBm).
40 mW (16 dBm).
30 mW (15 dBm).
20 mW (13 dBm).
10 mW (10 dBm).
5 mW (7 dBm).
4.9 GHz (public safety):
Operation restricted to operators meeting requirements of CFR47 Part
•
90.20 of the technical rules for qualification as a Public Safety operator.
•
Requires an FCC license to operate under this part of the Part 90
Regulation.
lists the channel options for the 4.94-GHz to 4.99-GHz band for the United States regulatory
FCC 4.9-GHz Operational Channels as per the TIA TR-8 Specification
Channel Center
5-MHz Channel Spacing
—
—
4942.5
—
—
—
4947.5
—
4952.5
—
Channel Center
10-MHz Channel Spacing
—
—
—
—
—
4945.0
—
4950.0
—
4955.0
Cisco 3200 Series Router Hardware Reference
Channel Center
20-MHz Channel Spacing
—
—
—
—
—
—
—
4950.0
—
4955.0
6-13
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