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4.2. Antenna Installation
4.2.1. Antenna Requirements
The following table shows the requirements on GSM/UMTS antenna.
Table 23: Antenna Requirements
Type
GSM/UMTS
4.2.2. Recommended RF Connector for Antenna Installation
If RF connector is used for antenna connection, it is recommended to use U.FL-R-SMT connector provided
by HIROSE.
Figure 26: Dimensions of the U.FL-R-SMT Connector (Unit: mm)
UG89_Hardware_Design
Requirements
VSWR: ≤ 2
Efficiency: > 30%
Max input power: 50W
Input impedance: 50Ω
Cable insertion loss: < 1dB
Cable insertion loss: < 1.5dB
(DCS1800/PCS1900，UMTS1900/2100 )
UMTS/HSPA+ Module Series
UG89 Hardware Design
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