1 receiver characteristics, 2 transmit characteristics, 4 antenna – Rainbow Electronics WE865-DUAL User Manual
Page 11: 1 wi-fi antenna
WE865-DUAL Product Description
80312ST10046A Rev. 1 - 03/10/08
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved
page 11 of 22
2.3.1 Receiver characteristics
Nominal supply voltage, T
amb
= -20°C to 85°C, typical values at T
amb
= 25°C unless otherwise stated
Parameter
Conditions
min
typ
max
Unit
Sensitivity in 802.11b mode (11Mbps)
PER < 8%
-
-87
-83
dBm
Sensitivity in 802.11g mode (54Mbps)
PER < 10%
-
-72
-68
dBm
Maximum input level in 802.11b mode (11Mbps)
PER < 8%
-4
-
-
dBm
Maximum input level in 802.11g mode (54Mbps)
PER < 10%
-10
-
-
dBm
Table 5
2.3.2 Transmit characteristics
Nominal supply voltage, T
amb
= -20°C to 85°C, typical values at T
amb
= 25°C unless otherwise stated
Parameter
min
typ
max
Unit
Maximum output power in 802.11b mode (11Mbps)
11
16
18
dBm
Maximum output power in 802.11g mode (54Mbps)
9
14
16
dBm
Modulation accuracy peak in 802.11b mode (11Mbps)
-
-
35
%
Modulation accuracy RMS in 802.11g mode (54Mbps)
-
-
-25
dB
Table 6
2.4 Antenna
2.4.1 Wi-Fi antenna
The antenna that the customer chooses to use, should fulfil the following requirements:
Antenna requirements
Frequency range [MHz]
2400-2500
Gain [dBi]
≤ 2
Impedance [Ohm]
50
Maximum Input Power [mW]
>100
VSWR recommended
≤2
Table 7
For further information please refer to the WE865-DUAL Hardware User Guide.