HP DX2390 - Manual (Page 22)

Frequency band 2.400 - 2.497 GHz
Operating temperature 14° to 149°F, operating (-10° to 65°C, operating)
Storage temperature -40° to 176°F, non-operating (-40° to 80°C, non-operating)
Humidity 10-90% operating
5-95% non-operating
Operating voltage 3.3V +/- 9%
12V +/- 8%
Power consumption Platform/WLAN Mode Power Consumption
Maximum Power
Consumption 10 Watts
Transmit Only 4 Watts maximum averaged power over 1 second
Transmit Packet or Active
Scanning 1000 mA peak current for 100 microseconds or
longer
Receive Only Mode or
Idle without IEEE PSP
mode enabled 3 Watts maximum averaged over 1 second
Idle, with IEEE PSP mode
enabled 1.0 Watts maximum averaged over 1 second
Transmit Disabled (turned
off in software) 50 mW maximum, averaged over 1 second
Platform in S3 or S4
(power removed from
Low Profile PCI Express
Card) 5 mW maximum, averaged over 1 second
Output power
(approximately) 802.11b modes 802.11g modes EWC modes
+19 dBm +/- 1.0 dB
maximum +17 dBm +/- 1.0 dB
maximum +17 dBm +/- 1.0 dB
maximum (total power in
all transmit chains)
Receive sensitivity Mode Data rate Sensitivity
802.11b 1 Mbps -94 dBm
802.11b 11 Mbps -85 dBm
802.11g 6 Mbps -91 dBm
802.11g 18 Mbps -85 dBm
802.11g 48 Mbps -75 dBm
802.11g 54 Mbps -72 dBm
EWC (2.4 GHz) 6.5 Mbps -87 dBm
EWC (2.4 GHz) 54 Mbps -82 dBm
EWC (2.4 GHz) 81 Mbps -78 dBm
EWC (2.4 GHz) 162 Mbps -74 dBm
EWC (2.4 GHz) 270 Mbps -68 dBm
EWC (2.4 GHz) 300 Mbps -64 dBm
Data transfer rate Data Rate (MCS) Minimum Throughput
QuickSpecs
HP Compaq dx2390 Microtower Business PC
(EMEA, APJ, and Brazil Only)
Technical Specifications - Communications
DA - 12990 Worldwide QuickSpecs — Version 8 — 4/3/2009 Page 22