Recommended Practice

Voice/Data Carrier Transmission System Inspection, Testing and Maintenance


This recommended practice provides guidelines for inspecting, testing, and maintaining rail transit voice/data carrier transmission systems.

Document History
Document Number Version Publication Date Publication Related Information
APTA RT-SC-RP-032-03 09/28/2003 Published Current


communication, digital PCM span line, inspection, maintenance, pulse code modulation, T1, T-carrier, voice/data carrier transmission system



​Get Involved

Want to participate in the development of this document? Join the Working Group or Learn More

Related Documents

​ ​​

Print Friendly, PDF & Email