E4487A CERJAC 31XE Transmission Test Set

E4487A CERJAC 31XE Transmission Test
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Keysight E4487A
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The E4487A CERJAC 31XE Transmission Test Set provides comprehensive testing and monitoring for DS3 transmission circuits and equipment. And as modular options are added the 31XE can test DS1, E1, and DS0 transmission rates, as well as SONET STS-1 and VT1.5, including jitter measurement at DS1, E1, DS3, and STS-1.


The E4487A CERJAC 31XE Transmission Test Set is ideally positioned to handle the growing variety of applications in today's networks. Whether installing new SONET and DS3 networks, troubleshooting and maintaining existing facilities, or provisioning new service, the 31XE provides field personnel with a powerful, easy-to-use tool for all their testing requirements.

Testing Capabilities:

  • STS-1
  • VT1.5
  • DS3
  • Dual DS3
  • E1
  • DS1
  • FT1 (fractional T1)
  • DS0
  • ATM Testing
  • Jitter Measurement