Buffalo Technology WLI-USB-L11G - Manual (Page 21)

Data Rate
• High 11 Mb/s
• Medium 5.5 Mb/s
• Standard 2 Mb/s
• Low 1 Mb/s
The USB Client uses an automatic Transmit Rate Select mechanism.
Radio Characteristics
R-F Frequency Band 2.4 GHz (2400-2500 MHz)
Number of selectable sub-channels 11
Modulation Technique Direct Sequence Spread Spectrum
• CCK for High & Medium Transmit Rate
• DQPSK for Standard Transmit Rate
• DBPSK for Low Transmit Rate
Spreading 11-chip Barker Sequence
Bit Error Rate (BER) Better than 10 -5
Nominal Output Power 15 dBm
Range / Transmit Rate High Speed 11 Mb/s
Medium Speed 5.5 Mb/s
Standard Speed 2 Mb/s
Low Speed 1 Mb/s
Open Office Environment
160 m (525 ft.)
270 m (885 ft.)
400 m (1300 ft.)
550 m (1750 ft.)
Semi-Open Office Environment
50 m (165 ft.)
70 m (230 ft.)
90 m (300 ft.)
115 m (375 ft.)
Closed Office
25 m (80 ft.)
35 m (115 ft.)
40 m (130 ft.)
50 m (165 ft.)
Receiver Sensitivity -83 dBm -87 dBm -91 dBm -94 dBm
Delay Spread (at FER of <1%) 65 ns 225 ns 400 ns 500 ns
15