Buffalo Technology WLI-USB-L11G manual Radio Characteristics, Data Rate

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

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