HP 6820s Quickspecs page 19

QuickSpecs
Technical Specifications
Intel PRO/Wireless
3945ABG Network
Connection
Command Set
Wireless LAN Standards IEEE 802.11a
Interoperability
Frequency Band
Data Rates
Modulation
1
Security
Sub-channels
Media Access Protocol CSMA/CA (Collision Avoidance) with ACK
Network Architecture
Models
Roaming
Output Power (for CKK)
Output Power
(for OFDM; power varies
2
by data rate)
Power Consumption
Power Management
4
Receiver Sensitivity
Antenna Connections
Range
DA - 12768 Worldwide QuickSpecs — Version 9 — 4.7.2008
V.21 Channel 2
V.250 (Partial)
TIA-602
Identification: +GMI, +GMM, +GMR
Port control: +IPR, +ICF, +IFC, +ILRR
Modulation: +MS, +MR, +MA
Error control: +ES, +ER, +EB, +ESR, +ETBM
Data compression: +DS, +DR
V.251
IEEE 802.11b
IEEE 802.11g
Wi-Fi certified
Cisco Compatible Extensions Program compliant with Microsoft Windows
2000 and XP (details at: http://www.hp.com/go/notebooks/WLAN)
2.4 GHz
802.11b: 1, 2, 5.5, 11 Mbps
802.11a/g: 6, 9, 12, 18, 24, 36, 48, 54 Mbps
Direct Sequence Spread Spectrum
DBPSK, DQPSK, CCK, OFDM
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).
Multinational support with frequency bands and channels compliant to local
regulations.
Ad-hoc (Peer to Peer)
Infrastructure (Access Point Required)
IEEE 802.11 compliant roaming between access points
2
15 dBm
15 dBm
Transmit: 1.8 Watts (max)
Receive: 1.4 Watts (max)
3
Idle mode : 150 mW (nominal)
Sleep mode: 30 mW (max)
ACPI compliant power management
802.11 compliant power saving mode
54 Mbps: -72 dBm, 11 Mbps: -88 dBm , 1 Mbps: -97 dBm
2 U.FL type connectors, 50 ohm nominal impedance
802.11 a – Typical
HP Compaq 6820s Notebook PC
600 feet – Outdoor Open Area
Page 19