The highest demands on cell phone reception

Perfect voice quality and fast data transmission for train passengers
For over 40 years, COMLAB has been one of the leading full-service providers in the field of radio frequency technology. The company develops and produces radio system solutions for transportation and mobile network systems worldwide. Their customers include well-known railway companies, train and tunnel construction companies, as well as cell phone operators and emergency services. With branches in Germany and China and global partnerships, COMLAB responds effectively to customer needs worldwide.The high-quality digital multi-band repeater from COMLAB AG supplies train passengers with mobile radio signals. This includes perfect voice quality and fast data transmission. The Elma product - the 19'' subrack type 12KR Railway - was adapted to the given conditions due to the high requirements for stability and ventilation as well as the use in the rolling stock area and has passed all requirements of the EN50155 standard. This subrack is used as a mounting unit for various HF modules. Customer-specific, processed and printed by Elma front panels form the fronts of the modules. Customer-specific DC/DC converters from Elma supply the electronics in the HF modules with the necessary voltages.

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