单项选择题
Why are base stations sometimes cascade connected? （）
A. To save antennas
B. To share PCM links
C. To share RBS equipment
D. To simplify the installation
E. To be able to reuse frequencies
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相关考题
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单项选择题
Which of the following is the nominal output power for a GSM 900, class 4, or GSM 1800/GSM 1900, class 1, mobile station? （）
A.20W
B.2W
C.5W
D.8W
E.0.2W -
单项选择题
What is the advantage of using DTX for an MS? （）
A. Increases battery life
B. Better Bit Error Rate (BQRE)
C. Higher strength
D. Increased bit rate
E. Better voice quality -
单项选择题
Which of the following will not increase system capacity? （）
A.Increasing the number of available frequencies.
B.Introducing double BA-lists
C.Implementing half-rate vocoders.
D.Going from a 4/12 to a 3/9 reuse pattern.
E.Splitting cells.
