Receive a $500.00 trade
in value for your old T1 tester
when purchasing an AT-One
Call now (647)233-7353


the most comprehensive
T1, E1 tester in the market
is also touchscreen

AT.One AT.One

AT-One: T1/E1/Datacom

The AT-One is the ultimate TDM tester T1 and E1 tester designed in 2015 and launched in 2016 for field engineers that are installing, commissioning and troubleshooting T1, E1 links, Synchonization Networks, and Datacom circuits. This instrument, designed and manufactured in Europe by ALBEDO Telecom, is a brand new platform, incorporating the latest available electronics, consequently you will enjoy top performance, high accuracy and, of course, a very competitive price.

Take a look and try this innovative and flexible tool, you will love it after discovering how the latest FPGA can overcome previous limitations in accuracy, space or performance. Honestly, nothing else can really be compared with this outstanding update for T1/E1/Datacom/Jitter/Wander testing.

24h. of operation at FULL bit rate

  • All in one: T1, E1, nx64, Datacom, Jitter, Wander, Frame Relay
  • Double port
  • Pulse Mask
  • RJ45 balanced interfaces
  • New datacom interfaces with CISCO data cables
  • Display 480 x 272 TFT full color touch screen
  • 2xUSB and Ethernet ports
  • High performance
  • Extra rugged while lightweight (1kg)
  • VNC remote control


  • Mobile Operators
  • Digital Voice and Data
  • Jitter measurement
  • Wander Measurement
  • Pulse Mask
  • Synchronization
  • Voice Frequency


  • American T1 installers
  • RoW E1 installers
  • Data Networks
  • Mobile business
  • Fixed line operators
  • T1 datacom Maintenance
  • E1 datacom Maintenance
  • Laboratories and plant
  • Telecom Operator
  • Air Traffic Control
  • Power Utilities
  • Academics and Education
  • GSM, 3G and LTE Synchronization networks
  • Defense links