802.11b PC Card Installation and Specifications
This manual provides installation instructions and technical specifications for the Enterasys Networks RoamAbout 802.11b PC Card. It covers system requirements, driver compatibility for Windows 95, NT, 98, 2000, XP, and Linux, and regulatory compliance. The card supports IEEE 802.11b and WiFi Certified standards with configurable channels for different regions. Physical specs include dimensions, weight, and operating temperature ranges. Radio characteristics detail frequency bands, modulation, and power output.
| R-F frequency band | 2.4 GHz (2400-2483.5 MHz) |
|---|---|
| Standards | IEEE 802.11b, WiFi Certified |
| Number of selectable channels for the World Card | 11 |
| Modulation technique | Direct sequence spread spectrum (DQPSK, CCK, DBPSK) |
| Nominal output power | 15 dBm (CSICD, CSIBD) 8 dBm (CSILD) |
| Dimensions (LxWxH) | 118 x 54 8 mm (4.72 x 2.26 x 0.32 in) |
| Weight | 45 grams (1.58 oz) |
| Temperature (Operation) | 0o to 55o C (32o to 131o F) |
| Receiver sensitivity at 11 Mbit/s | -82dBm |
| Receiver sensitivity at 5.5 Mbit/s | -87dBm |
| Receiver sensitivity at 2 Mbit/s | -91dBm |
| Receiver sensitivity at 1 Mbit/s | -94dBm |
The nominal output power is 15 dBm for CSICD and CSIBD, and 8 dBm for CSILD.
In open environments, the range is 160 m (525 feet) at 11 Mbit/s, 270 m (885 feet) at 5.5 Mbit/s, 400 m (1300 feet) at 2 Mbit/s, and 550 m (1750 feet) at 1 Mbit/s.
The operating temperature range is 0o to 55o C (32o to 131o F).