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Update  Download Firmware Release 3.40.001 for AT2500 analyzers

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Technical Support Hours and Phone Numbers:
Cable testing products - 5:00 a.m. to 5:00 p.m. Pacific Standard Time
Telecom testing products - 8:00 a.m. to 5:00 p.m. Pacific Standard Time
- Toll Free: 1-800-701-5208
- Tel: +1 (408) 360-2200

Customer satisfaction is our top priority. We deliver high quality products and then follow up with ongoing post sales support from technical training, troubleshooting, and product maintenance. Our goal is your satisfaction, plain and simple.

Our customer service team is staffed with a dedicated group of support engineers with the expertise to assist you with product repairs and upgrades, to answer any questions, and to help troubleshoot operations. They're your partners in testing.