Multi-Function and Rugged E1/Datacom Tester

Toronto, Canada – GAO Instruments ( is offering its E1/Datacom tester intended for the installation, acceptance testing and daily maintenance of digital networks. The E1/Datacom tester performs channel tests, alarm analysis, signal analysis and fault location and provides various protocol converters with one-way and bi-directional bit-error-rate (BER) test functions.
This portable E1/Datacom tester, model A0300021, features a rugged, handheld design, a high resolution backlit LCD screen and simple operation.It offers such functions as in-service framed and unframed testing, CAS and CCS signaling generation and monitoring, extensive error and alarm generation, detection and indication. The tester saves and recalls ten user-defined setups and ten sets of results, which can be uploaded and printed via Test Manager Software. Its embedded software can be upgraded via an integrated RS232 interface. It works continuously for up to six hours on a single charge with built-in rechargeable batteries and can be charged via a battery adapter. In addition, this tester runs under Windows 98, ME, 2000, XP and NT operation systems.
Please visit for more information or to purchase this product online.
For any sales inquires please contact:
1-877 585-9555 ext. 601 -Toll Free (USA & Canada)
1-416 292-0038 ext. 601 – All Other Areas
[email protected]
About GAO Instruments
GAO Instruments ( is a global leader in research, development and manufacturing of high performance telecommunication testers, electronic measurement instruments and other test and measurement devices.

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