Manuals

Dell Wireless 1397 WLAN Half Mini Card Specifications: Dell Wireless WLAN Card User Guide

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Dell Wireless 1397 WLAN Half Mini Card Specifications: Dell™ Wireless WLAN Card User Guide


Form Factor	Description
Half mini card	PCI-SIG Half Mini CEM ECN, March 15, 2006.

Temperature and Humidity Limitations


Condition	Description
Operating temperature	0–75°C
Operating humidity	95% maximum (no condensation allowed)
Storage temperature	–40 to +80°C
Storage humidity	95% maximum (no condensation allowed)

Power Characteristics

The current draw values were measured over a 1-second interval. The maximum transmit and receive values were measured while transferring a continuous UDP data stream at the highest rate setting of 54 Mbps.


Characteristic	Value
Current draw, Power Save mode	24 mA (average)
Current draw, Receive mode	153 mA (average)
Current draw, Transmit mode	230 mA (average)
Power supply	3.3V

Networking Characteristics

Characteristic

Description

Compatibility

•	IEEE 802.11g standard for wireless LAN (OFDM)

•	IEEE 802.11b standard for wireless LAN (DSSS)

Network operating system

Microsoft Windows Networking

Host operating system

•	Microsoft Vista
•	Microsoft Windows XP

•	Microsoft Windows 2000

NDIS5 miniport driver

Medium access protocol

CSMA/CA (collision avoidance) with acknowledgment (ACK)

Data rate (Mbps)

•	IEEE 802.11b: 1, 2, 5.5, 11

•	IEEE 802.11g: 1, 2, 5.5, 6, 9, 11, 12, 18, 24, 36, 48, 54

NOTE: The Dell wireless WLAN card uses an automatic transmit rate select mechanism.

Radio Characteristics

NOTE: See Regulatory for country-specific performance characteristics and use restrictions.

Characteristic

Description

Frequency band

•	IEEE 802.11b: 2.4 GHz (2400–2500 MHz)

•	IEEE 802.11g: 2.4 GHz (2400–2500 MHz)

Modulation technique

IEEE 802.11b: direct sequence spread spectrum (DSSS)

•	CCK for high and medium transmit rate

•	DQPSK for standard transmit rate

•	DBPSK for low transmit rate

IEEE 802.11g: orthogonal frequency division multiplexing (OFDM)

•	52 subcarriers with BPSK, QPSK, 16-QAM or 64-QAM

•	Forward error correction convolutional coding rate: 1/2, 2/3, 3/4

Spreading

IEEE 802.11b: 11-chip Barker sequence

Bit error rate (BER)

Better than 10^–5

Nominal output power

•	IEEE 802.11b: 19 dBm

•	IEEE 802.11g: 15 dBm

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