EST-125 and EDT-135 E1 Data Testers (Discontinued)

Scalable solutions for E1 and data circuits as well as service testing.

This product has been discontinued.

This product has been discontinued

Please consider this product instead:

3/31/2018

A full line of products offering scalable solutions for E1 and data circuits and service testing. Which one meets your application needs?

Highlights

  • Available in a range of application orientated packages. Each combining an instrument with a selected collection of software options and accessories to meet your specific testing needs for E1 and V.11/RS-442, V.24/RS-232, V.35, V.36/RS-449, and EIA-530 data circuits and services operating at 50 bps to 2 Mbps.
  • Handheld, rugged, and battery operated. Ideal for field use.
  • Intuitive, softkey, menu-driven user interface utilizing a large graphical LCD.

Applications

  • E1 pulse shape analysis and level measurement.
  • E1 physical layer testing, including n x 64 kbps BERT, VF, Round Trip Delay, and Jitter.
  • E1 service testing, including Frame Relay and GSM.
  • Quality of Service (QoS) testing to G.821, G.826, and M.2100 ITU-T recommendations.
  • Error and alarm generation and analysis.
  • Primary Multiplexer and Demultiplexer testing.
  • V.11/RS-442, V.24/RS-232, V.35, V.36/RS-449, and EIA-530 BERT testing.
  • Enhanced Datacom testing, including X.50, HCM, and V.110 subrate circuit testing; status monitoring of V interface control and signaling lines; and V.24 async modem testing and V interface Round Trip Delay.

Key Features

  • G.703 (balanced and unbalanced) Tx/Rx, V.11/RS-442, and V.24/RS-232 test interfaces are built in. V.35, V.36/RS-449, and EIA-530 test interfaces are available via cable adapters.
  • Unique "Troubleshooter Page" gives an instant overview of network performance.
  • Auto-configure to circuit under test with a single key press.
  • Multiple language support.
  • Histogram display of results to analyze time-related errors.
  • Alarm and error status LEDs give a clear indication of problems.
  • Remote operation and control.
  • Results storage and printing.
  • Battery operated for up to 8 hours of continuous use.

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