Filter
Top Products
3
Technical Specifications
Radio Characteristics
Consult your authorized RoamAbout reseller sales office for information about the radio
regulations that apply in your country. Table 1 shows the radio characteristics for the
802.11b PC Card.
Table 1: 802.11b Radio Characteristics
Characteristic Value
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
Number of selectable channels for North America
and countries supporting FCC (Standard Card)
11
Number of selectable channels for Europe and
other countries supporting ETSI
13
Number of selectable channels for Singapore (FR) 4
Number of selectable channels for Japan (JP) 14
Modulation technique Direct sequence spread spectrum
(DQPSK, CCK, DBPSK)
Spreading 11-chip barker sequence
Bit error rate
Better than 10
-5
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
Nominal output power 15 dBm (CSICD, CSIBD)
8 dBm (CSILD)
Doze Mode 9 mA
Receive Mode 185 mA
Transmit Mode 285 mA
Power Supply 5 V