HP Compaq dc7900 CMT Specifications page 33

QuickSpecs
Technical Specifications - Communications
Frequency Band Frequency Band Frequency Band Frequency Band
Antenna Structure Antenna Structure Antenna Structure Antenna Structure
Data Rates Data Rates Data Rates Data Rates
Modulation Modulation Modulation Modulation
1
Security Security Security Security
Sub-channels Sub-channels Sub-channels Sub-channels
Media Access Protocol Media Access Protocol Media Access Protocol Media Access Protocol
Network Architecture Network Architecture Network Architecture Network Architecture
Models Models Models Models
Roaming Roaming Roaming Roaming
2
Output Power Output Power (for CCK) Output Power Output Power
Output Power (for OFDM; Output Power Output Power Output Power
power varies by data
2
rate)
Power Consumption Power Consumption Power Consumption Power Consumption
Power Management Power Management Power Management Power Management
4
Receiver Sensitivity Receiver Sensitivity Receiver Sensitivity Receiver Sensitivity
Antenna Connections Antenna Connections Antenna Connections Antenna Connections
Range Range Range Range
Form Factor Form Factor Form Factor Form Factor
Weight Weight Weight Weight
Dimensions Dimensions Dimensions Dimensions
Operating Voltage Operating Voltage Operating Voltage Operating Voltage
Temperature Temperature Temperature Temperature
DA - 13029 North America — Version 11 — February 9, 2009
2.4 GHz and 5 GHz
1 transmit; 2 receive (1x2)
802.11b: 1, 2, 5.5, 11 Mbps
802.11a/g: 6, 9, 12, 18, 24, 36, 48, 54 Mbps
802.11n (draft): 66 possible data rates, ranging from 6 Mbps to 300 Mbps,
depending on the combination of Bandwidth, Modulation Coding Scheme,
and Guard Interval used, as defined in IEEE 802.11n (draft) specification
Direct Sequence Spread Spectrum
DBPSK, DQPSK, CCK, OFDM, BPSK, QPSK, 16-QAM, 64-QAM
Supports 64- and 128-bit WEP, WPA, WPA2, hardware-accelerated AES
(support for key sizes of 128, 192, and 256 bits), 802.1x authentication
types EAP-TLS, EAP-TTLS, PEAP-GTC, PEAP-MSCHAPv2, LEAP, EAP-FAST.
Support for Cisco Security Features (proven compatibility with Cisco Aironet
infrastructure products through the Cisco Compatible Extensions Program
Version 4) with Microsoft Windows Vista and XP only.
Multinational support with frequency bands and channels compliant to local
regulations.
CSMA/CA (Collision Avoidance) with ACK
Ad-hoc (Peer to Peer)
Infrastructure (Access Point Required)
IEEE 802.11 compliant roaming between access points
15 dBm
15 dBm
Transmit: 2.3 Watts (average, with one spatial streams)
Receive: 1.9 Watts (average with two receive chains)
3
Idle mode : 30 mW (average)
Radio off: 20 mW (max)
ACPI compliant power management
802.11 compliant power saving mode
300 Mbps: -68 dBm, 54 Mbps: -74 dBm, 6 Mbps: -90 dBm
3 U.FL type connectors, 50 ohm nominal impedance
802.11 a – Typical
(@6 Mbps)
802.11 b – Typical
(@1 Mbps)
802.11 g – Typical
(@1 Mbps)
PCI-Express MiniCard
0.013 lb (6 g)
0.19 x 1.2 x 2.0 in (4.75 x 29.85 x 50.8 mm)
3.3V +/- 9%, 1.5V +/- 5%
Operating
Non-operating
HP Compaq dc7900 Business PC HP Compaq dc7900 Business PC HP Compaq dc7900 Business PC HP Compaq dc7900 Business PC
600 feet – Outdoor Open Area
150 feet – Indoor, Office environment
1200 feet – Outdoor Open Area
300 feet – Indoor, Office environment
1200 feet – Outdoor Open Area
300 feet – Indoor, Office environment
32° to 176° F (0° to 80° C)
–40° to 176° F (–40° to 80° C)
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