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Dell Wireless 1450 Dual Band WLAN Mini-PCI Card: Dell Wireless WLAN Card User Guide
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 Physical Characteristics
Temperature and Humidity Limitations
Power Characteristics
Networking Characteristics
Radio Characteristics
| Characteristic | Description |
| Form factor | Mini PCI specification, May 2002. Type IIIA form factor |
| Dimensions(length, width) | 59.6 mm × 50.95 mm |
| Condition | Description |
| Operating Temperature | 0°C to 70°C |
| Operating Humidity | 95% maximum (no condensation allowed) |
| Storage Temperature | −40°C to 90°C |
| Storage Humidity | 95% maximum (no condensation allowed) |
| Characteristic | Description |
| IEEE 802.11b Operation |
IEEE 802.11g Operation |
IEEE 802.11a Operation |
| Current Draw, Power Save Mode | 40 mA | 40 mA | 40 mA |
| Current Draw, Receive Mode | 220 mA | 400 mA | 400 mA |
| Current Draw, Transmit Mode | 330 mA | 600 mA | 550 mA |
| Power Supply | 3.3 V | 3.3 V | 3.3 V |
| Characteristic | Description |
| Compatibility |
- IEEE 802.11g standard for wireless LAN (OFDM)
- IEEE 802.11b standard for wireless LAN (DSSS)
- IEEE 802.11a standard for wireless LAN (OFDM)
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| Network Operating System | Microsoft Windows Networking |
| Host Operating System |
- Microsoft Windows XP
- Microsoft Windows 2000
NDIS5 miniport driver
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| Medium access protocol | CSMA/CA (collision avoidance) with acknowledgment (ACK) |
| Data Rate (Mbit/s) |
- IEEE 802.11b: 1, 2, 5.5, 11
- IEEE 802.11g: 1, 2, 5.5, 6, 9, 11, 12, 18, 24, 36, 48, 54
- IEEE 802.11a: 6, 9, 12, 18, 24, 36, 48, 54
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NOTE:
The Dell Wireless WLAN Card uses an automatic
transmit rate select mechanism.
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NOTE:
See Regulatory for country-specific performance
characteristics and use restrictions.
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| Characteristic | Description |
| Frequency Band |
IEEE 802.11b: 2.4 GHz (2400–2500 MHz)
IEEE 802.11g: 2.4 GHz (2400–2500 MHz)
IEEE 802.11a: 5 GHz (4900–5850 MHz)
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| 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
IEEE 802.11a: 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
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| Spreading | IEEE 802.11b: 11-chip Barker sequence |
| Bit Error Rate (BER) | Better than 10-5 |
| Nominal Output Power |
IEEE 802.11b: 15 dBm
IEEE 802.11g: 15 dBm
IEEE 802.11a: 14 dBm |
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