UIC - International railway union

Measurements conducted on existing telephone circuits

Available languages: English, German, French

Available design: Print design

Evaluation of the measurements conducted on existing telephone circuits

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Available design: Print design

Description of modems, terminal equip ment, transmission equipment and data transmission systems

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Available design: Print design

Programmes of measurements Descrip tion and scope of the measuring installation

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Available design: Print design

Description of the different parts of the measuring installation and its operation Results of the first measurements

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Available design: Print design

Interference in adjacent audiofrequency and carrierfrequency telephone circuits due to the methods of trans mitting lowfrequency selection pulses and measures to be adopted for reducing them

Available languages: English, German, French

Available design: Print design

Influence of the Western Electric dispatching system and of motive power units with ´thyristor´ firingangle control on telephone circuits intended for data transmission

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Available design: Print design

Final recommendations concerning the characteristics of railway circuits forming part a transmission system and description of the basic conditions for the construction of such a system Final Report

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Report of enquiry

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Available design: Print design

Tests made by the DB at high speeds and with several pantographs

Available languages: English, German, French

Available design: Print design