Table of Contents
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1
Product Overview
A range of CDU types have been developed to support different
configurations.
The choice depends on operator's initial and future requirements. The
following factors should be taken into consideration when selecting CDU type:
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CDU-F handles one to six dTRUs. CDU-F is used in high capacity, medium
output power configurations. It supports both synthesiser and baseband
frequency hopping.
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CDU-F has the following main functions:
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CDU-F is available for GSM 900 and GSM 1800.
2
Dimensions
This section describes the physical characteristics of CDU-G.
Initial cost
Capacity and coverage requirements
Number of antennas.
Combines four TX signals to one antenna.
Automatically tuned cavity combiners operated by step motors
Supports baseband hopping
Provides simultaneous transmission and reception on one antenna
Amplifies two RX signals from two antennas for further distribution in the
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EN/LZT 720 0237 R1A
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