Intel PRO/Wireless
3945BG 802.11b/g
Network Connection
Wireless LAN
Standards
IEEE 802.11b
IEEE 802.11g
Interoperability
Wi-Fi certified
Cisco Compatible Extensions Program compliant
(details at
www.hp.com/go/notebooks/WLAN
)
Frequency Band
2.4 GHz
Data Rates
802.11b: 1, 2, 5.5, 11 Mbps
802.11g: 6, 9, 12, 18, 24, 36, 48, 54 Mbps
Modulation
Direct Sequence Spread Spectrum
DBPSK, DQPSK, CCK, OFDM
Security
1
Supports 64- and 128-bit WEP, WPA, WPA2, hardware-accelerated
AES, 802.1x authentication types EAP-TLS, EAP-TTLS, PEAP-GTC,
PEAP-MSCHAPv2, LEAP, EAP-FAST, EAP-SIM.
Support for Cisco Security Features (proven compatibility with Cisco
Aironet infrastructure products through the Cisco Compatible
Extensions Program Version 4).
Sub-channels
Multinational support with frequency bands and channels compliant to
local regulations.
Media Access Protocol
CSMA/CA (Collision Avoidance) with ACK
Network Architecture
Models
Ad-hoc (Peer to Peer)
Infrastructure (Access Point Required)
Roaming
IEEE 802.11 compliant roaming between access points
Output Power
(for
CKK)
2
15 dBm
Output Power
(for
OFDM; power varies by
data rate)
2
15 dBm
Power Consumption
Transmit: 1.8 Watts (max)
Receive: 1.4 Watts (max)
Idle mode
3
: 150 mW (nominal)
Sleep mode: 30 mW (max)
Power Management
ACPI compliant power management
802.11 compliant power saving mode
Receiver Sensitivity
4
54 Mbps: -72 dBm, 11 Mbps: -88 dBm , 1 Mbps: -97 dBm
Antenna type
High efficiency dual band antenna with spatial diversity, mounted in the
display enclosure
Range
802.11 b – Typical
(@1 Mbps)
1200 feet – Outdoor Open Area
300 feet – Indoor, Office environment
802.11 g – Typical
(@1 Mbps)
1200 feet – Outdoor Open Area
300 feet – Indoor, Office environment
Form Factor
PCI-Express MiniCard
Weight
0.013 lb (6 g)
Dimensions
0.19 x 1.2 x 2.0 in (4.75 x 29.85 x 50.8 mm)
Operating Voltage
3.3v +/- 10%
Temperature
Operating
Non-operating
32° to 176° F (0° to 80° C)
-40° to 176° F (-40° to 80° C)
Humidity
Operating
Non-operating
10% to 90% (non-condensing)
5% to 95% (non-condensing)
Altitude
Operating
Non-operating
0 to 10,000 ft (3,048 m)
0 to 50,000 ft (15,240 m)
QuickSpecs
HP Compaq nc6400 Notebook PC
Technical Specifications
DA - 12446 Worldwide QuickSpecs — Version 15 — 1.30.2007
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