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  • MTTplus
  • RXT-1200

Dual/Single E1 Module


Part of the MTT family of products, the MTT-27 is designed to assist field technicians with new link installation, routine maintenance, and troubleshooting problems in the E1 network. This module comes in two versions, Dual E1 and Single E1, to fit your testing requirements and offers both out-of-service and in-service testing. Also supported in the RXT-1200 platform.


  • Dual E1 BER testing (Dual E1 module)
  • ITU-T G.821, G.826, M.2100 measurement
  • Pulse mask and Histogram analysis
  • View received data/FAS/MFAS words
  • Error injection/alarm generation
  • Level and frequency measurements
  • Send frame word including Sa bit
  • VF analysis and emulation
  • Jitter measurement, jitter transfer and tolerance testing
  • Wander measurement
  • Frame relay and Propagation delay
  • ISDN PRI and V5.1/V5.2
  • MFC-R2, DTMF