affordable optical interface board size for roofing

Product Introduction

The GTMU is the main control and transmission board for the GSM network. The GTMU has  three types: GTMU, GTMUb, and GTMUc. The GTMUc is available as of SRAN9.0.

Functions

The GTMU performs the following functions: 

• Controls and manages the entire base station in terms of configuration, equipment,  performance, security, and radio resources. 

• Processes signaling messages. 

• Provides a reference clock, an alarm input port, CPRI ports, transmission ports, and an  OM channel to the LMT, SMT, or U2000.