Cisco Aironet 802.11a/b/g Wireless LAN Client Adapters (CB21AG and PI21AG) Installation and Configuration Guide, Release 4.0
Appendix A - Technical Specifications
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Technical Specifications

Table Of Contents

Technical Specifications


Technical Specifications


This appendix provides technical specifications for the Cisco Aironet CB21AG and PI21AG Wireless LAN Client Adapters.

The following topics are covered in this appendix:

Physical Specifications, page 2

Radio Specifications

Power Specifications, page 6

Safety and Regulatory Compliance Specifications, page 6

Table A-1 lists the technical specifications for the Cisco Aironet CB21AG and PI21AG Wireless LAN Client Adapters.

Table A-1 Technical Specifications for CB21AG and PI21AG Client Adapters 

Physical Specifications

Size

PC-Cardbus card

4.5 in. L x 2.1 in. W x 0.2 in. H
(11.3 cm L x 5.4 cm W x 0.5 cm H)

PCI card

Standard PCI card

4.7 in. L x 0.7 in. W x 4.8 in. H
(12 cm L x 1.8 cm W x 12.1 cm H)

Low-profile PCI card

4.7 in. L x 0.7 in. W x 3.1 in. H
(12 cm L x 1.8 cm W x 7.9 cm H)

Weight

PC-Cardbus card

1.55 oz (44 g)

PCI card

Standard PCI card with antenna

3.6 oz (103 g)

Standard PCI card without antenna

1.9 oz (55 g)

Low-profile PCI card with antenna

3.5 oz (98 g)

Low-profile PCI card without antenna

1.7 oz (49 g)

Enclosure

PC-Cardbus card

Type II Cardbus

PCI card

Standard or low-profile Type II PCI

Connector

 

PC-Cardbus card

68-pin Cardbus

PCI card

62-pin PCI

Status indicators

Green and amber LEDs; see Chapter 10

Operating temperature

32oF to 158oF (0oC to 70oC)

Storage temperature

32oF to 185oF (0oC to 85oC)

Humidity (non-operational)

90% relative humidity

ESD

15 kV (human body model)

Radio Specifications

Type

802.11a

Orthogonal frequency division multiplexing (OFDM)

802.11b/g

Direct-sequence spread spectrum (DSSS) and orthogonal frequency division multiplexing (OFDM)

Power output

Note Refer to Appendix D for limitations on radiated power (EIRP) levels in the European community and other countries.

802.11a

40 mW (16 dBm) @ 6, 9, 12, 18, 24 Mbps
25 mW (14 dBm) @ 6, 9, 12, 18, 24, 36 Mbps
20 mW (13 dBm) @ 6, 9, 12, 18, 24, 36, 48, 54 Mbps
13 mW (11 dBm) @ 6, 9, 12, 18, 24, 36, 48, 54 Mbps
10 mW (10 dBm) @ 6, 9, 12, 18, 24, 36, 48, 54 Mbps

Note The maximum power setting varies according to individual country regulations.

802.11b/g

100 mW (20 dBm) @ 1, 2, 5.5, 11 Mbps
63 mW (18 dBm) @ 1, 2, 5.5, 6, 9, 11, 12, 18, 24 Mbps
50 mW (17 dBm) @ 1, 2, 5.5, 6, 9, 11, 12, 18, 24, 36 Mbps
30 mW (15 dBm) @ 1, 2, 5.5, 6, 9, 11, 12, 18, 24, 36, 48 Mbps
20 mW (13 dBm) @ 1, 2, 5.5, 6, 9, 11, 12, 18, 24, 36, 48, 54 Mbps
10 mW (10 dBm) @ 1, 2, 5.5, 6, 9, 11, 12, 18, 24, 36, 48, 54 Mbps

Note The maximum power setting varies according to individual country regulations.

Operating frequency

802.11a

5.15 to 5.25 GHz in the UNII 1 band*
5.25 to 5.35 GHz in the UNII 2 band*
5.470 to 5.725 GHz in the European band
5.725 to 5.825 GHz in the UNII 3 band*
*Depending on the regulatory domain in which the client adapter is used

802.11b/g

2.400 to 2.497 GHz (depending on the regulatory domain in which the client adapter is used)

Usable channels

802.11a

5170 to 5320 MHz, 5500 to 5700 MHz, and 5745 to 5805 MHz

802.11b/g

2412 to 2484 MHz in 5-MHz increments

Data rates

1, 2, 5.5, 6, 9, 11, 12, 18, 24, 36, 48, and 54 Mbps

Modulation

Differential binary phase shift keying (DBPSK) - 1 Mbps
Differential quaternary phase shift keying (DQPSK) - 2 Mbps
Complementary code keying (CCK) - 5.5 and 11 Mbps
Binary phase shift keying (BPSK) - 6 and 9 Mbps
Quaternary phase shift keying (QPSK) - 12 and 18 Mbps
16-quadrate amplitude modulation (16-QAM) - 24 and 36 Mbps
64-quadrate amplitude modulation (64-QAM) - 48 and 54 Mbps

Receiver sensitivity

802.11a

5150 to 5250 MHz
-87 dBm @ 6, 9, 12, and 18 Mbps
-82 dBm @ 24 Mbps
-79 dBm @ 36 Mbps
-74 dBm @ 48 Mbps
-72 dBm @ 54 Mbps

5250 to 5350 MHz
-89 dBm @ 6, 9, and 12 Mbps
-85 dBm @ 18 Mbps
-82 dBm @ 24 Mbps
-79 dBm @ 36 Mbps
-74 dBm @ 48 Mbps
-72 dBm @ 54 Mbps

5470 to 5725 MHz
-87 dBm @ 6, 9, 12, and 18 Mbps
-82 dBm @ 24 Mbps
-79 dBm @ 36 Mbps
-74 dBm @ 48 Mbps
-72 dBm @ 54 Mbps

5725 to 5805 MHz
-84 dBm @ 6, 9, and 12 Mbps
-83 dBm @ 18 Mbps
-82 dBm @ 24 Mbps
-79 dBm @ 36 Mbps
-72 dBm @ 48 Mbps
-65 dBm @ 54 Mbps

802.11b/g

-94 dBm @ 1 Mbps
-93 dBm @ 2 Mbps
-92 dBm @ 5.5 Mbps
-90 dBm @ 11 Mbps
-86 dBm @ 6, 9, 12, and 18 Mbps
-84 dBm @ 24 Mbps
-80 dBm @ 36 Mbps
-75 dBm @ 48 Mbps
-71 dBm @ 54 Mbps

Receiver delay spread (multipath)

802.11a/g

400 ns @ 6 Mbps
250 ns @ 9 and 12 Mbps
220 ns @ 18 Mbps
160 ns @ 24 Mbps
100 ns @ 36 Mbps
90 ns @ 48 Mbps
70 ns @ 54 Mbps

802.11b

350 ns @ 1 Mbps
300 ns @ 2 Mbps
200 ns @ 5.5 Mbps
130 ns @ 11 Mbps

Range

802.11a

Indoor (typical) Outdoor (typical)
500 ft (152 m) @ 6 Mbps 950 ft (290 m) @ 6 Mbps
400 ft (122 m) @ 18 Mbps 800 ft (244 m) @ 18 Mbps
90 ft (27 m) @ 54 Mbps 170 ft (52 m) @ 54 Mbps

Note The above range numbers assume that the client adapter is being used at maximum transmit power with a Cisco Aironet 1232AG Access Point with a 3.5-dBi dipole antenna. Different range characteristics are likely when using the client adapter with a different access point or a Cisco Aironet 1200 Series Access Point with a different antenna.

802.11b/g

Indoor (typical) Outdoor (typical)
410 ft (125 m) @ 1 Mbps 700 ft (213 m) @ 1 Mbps
300 ft (91 m) @ 6 Mbps 650 ft (198 m) @ 6 Mbps
220 ft (67 m) @ 11 Mbps 490 ft (149 m) @ 11 Mbps
180 ft (55 m) @ 18 Mbps 400 ft (122 m) @ 18 Mbps
90 ft (27 m) @ 54 Mbps 110 ft (34 m) @ 54 Mbps

Note The above range numbers assume that the client adapter is being used at maximum transmit power with a Cisco Aironet 1232AG Access Point with a 2.2-dBi dipole antenna. Different range characteristics are likely when using the client adapter with a different access point or a Cisco Aironet 1200 Series Access Point with a different antenna.

Antennas

PC-Cardbus card

Integrated 0-dBi dual-band 2.4/5-GHz diversity antenna

PCI card

1-dBi dual-band 2.4/5-GHz antenna, permanently attached by 6.6-ft (2-m) cable

Power Specifications

Operational voltage

3.3 V (± 0.3 V)

Receive current steady state

802.11a

318 mA maximum

802.11b

327 mA maximum

802.11g

282 mA maximum

Transmit current steady state

802.11a

554 mA maximum

802.11b

539 mA maximum

802.11g

530 mA maximum

Sleep mode steady state

203 mA average

Safety and Regulatory Compliance Specifications

Safety

Designed to meet:

UL 60950

CSA 22.2 No. 60950

IEC 60950 Second Ed., including Amendments 1-4 with all national deviations

EN 60950 Second Ed., including Amendments 1-4

EMI and susceptibility

FCC Part 15.107 & 15.109 Class B
ICES-003 Class B (Canada)
VCCI (Japan)
EN 301.489-1 and EN-301.489-17 (Europe)

Radio approvals

FCC Part 15.247
FCC Part 15.401-15.407
Canada RSS-210
Europe EN-300.328, EN-301.893
ARIB STD-33, ARIB STD-66, ARIB STD-T71 (Japan)
AS 4268.2 (Australia)
AS/NZS 3548 (Australia and New Zealand)

RF exposure

FCC Bulletin OET-65C
Industry Canada RSS-102