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2-17
D-620003-0-20 Rev J
CONFIDENTIAL
System Specifications
GSM/EGSM 900 MHz
DCS 1800 MHz
Table 2-9
GSM/EGSM RF End-to-End Performance
Parameter
2 km of SMF
1 km of MMF
Typical
Typical
Downlink
Uplink
Downlink
Uplink
Average gain with 75 m Cat-5/5E/6 at 25°C (77°F)*
*The system gain is adjustable in 1 dB steps from 0 to 15 dB, and the gain of each RAU can be attenuated 10 dB in one step.
15 dB
15 dB
15 dB
15 dB
Ripple with 75 m Cat-5/5E/6
3 dB
4 dB
3 dB
4 dB
Output IP3
38 dBm
38 dBm
Input IP3
–7 dBm
–10 dBm
Output 1 dB Compression Point
26 dBm
26 dBm
Noise Figure with 1 MH – 1 EH – 8 RAU configuration
16 dB
16 dB
Noise Figure with 1 MH – 4 EH – 32 RAU configuration
22 dB
22 dB
Table 2-10
DCS RF End-to-End Performance
Parameter
2 km of SMF
1 km of MMF
Typical
Typical
Downlink
Uplink
Downlink
Uplink
Average gain with 75 m Cat-5/5E/6 at 25°C (77°F)*
*The system gain is adjustable in 1 dB steps from 0 to 15 dB, and the gain of each RAU can be attenuated 10 dB in one step. UNS-UMTS-2 has a 1 dB attenuator in the RAU.
15 dB
15 dB
15 dB
15 dB
Downlink ripple with 75 m Cat-5/5E/6
2 dB
2 dB
Uplink ripple for center 35 MHz of DCS1 and DCS2,
Full band for DCS3 & DCS4 with 75 m Cat-5/5E/6
2 dB
2 dB
Uplink gain roll off for Full band of DCS1 and DCS2 with
75 m Cat-5/5E/6
2 dB
2 dB
Output IP3
38 dBm
37 dBm
Input IP3
–12 dBm
–14 dBm
Output 1 dB Compression Point
26 dBm
26 dBm
Noise Figure with 1 MH – 1 EH – 8 RAU configuration
17 dB
17 dB
Noise Figure with 1 MH – 4 EH – 32 RAU configuration
23 dB
23 dB
