HP Compaq dc7900 Quickspecs page 36

QuickSpecs
Technical Specifications - Communications
Data Rates
Modulation
1
Security
Sub-channels
Media Access Protocol
Network Architecture
Models
Roaming
2
Output Power (for CCK)
Output Power (for OFDM;
2
power varies by data rate)
Power Consumption
Power Management
4
Receiver Sensitivity
Antenna Connections
Range
Form Factor
Weight
Dimensions
Operating Voltage
Temperature
Humidity
DA - 13029 Canada — Version 29 — March 7, 2011
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
Operating
Non-operating
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)
10% to 90% (non-condensing)
5% to 90% (non-condensing)
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