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Chapter 7: Specifications
External Power
Psion Teklogix 8515 Vehicle-Mount Computer User Manual 145
Function Keys 10 dedicated function keys
Key Illumination Adjustable backlight
7.4 External Power
Power Input range 10 VDC to 30 VDC
Power Output range 5 VDC, 6A (max 30W)
7.5 Internal Lithium-Polymer Battery
Not user accessible.
Technology 350 mA @ 3.7 V Lithium-Polymer backup battery
with automatic charging
Charge Duration One-hour battery life for memory backup
Charge Time 2 hours
Charge Temperature 0° C to 40° C (32° F to 104° F)
RTC Backup 7 x 24 hours
7.6 Radio Specifications
Model RA2040: Marvell-88W8300 802.11g PC Card radio
Direct Sequence Spread Spectrum (DSSS) and Orthogonal Frequency Division Multiplex-
ing (OFDM) radio.
Form factor Compact Flash Type II extended
Antenna port Single U.FL jack, no diversity
Transmit Power 32 mW maximum (+15 dBm), all versions
Frequency Range 2.400 GHz to 2.4835 GHz
Channels USA, Canada: 1–11
EU countries: 1–13
RX Sensitivity (8% FER, 1024 bytes packet) =
-89 dBm @ 1 Mbps, -87 dBm @ 11 Mbps,
-83 dBm @ 6 Mbps, -72 dBm @ 54 Mbps