With Fluke's latest tester, the 635 QuickBERT-T1, T1 facility verification and troubleshooting has never been simpler. Plug in a tester and receive instant critical information from framing type and T1 to signaling and density violations. Error conditions are displayed and for long term testing, a history is provided. The QuickBERT-T1 offers fast, in-depth test features, minus the time lost configuring the test or having to remember setups and menus. The lightweight, rugged design makes these handheld tools easy to handle and ideal for use in multiple locations. Its display standard T1 alarms, major T1 performance parameters and AMI or B8ZS line coding. The QuickBERT-T1 also transmits all standard T1 BERT patterns and loop codes, HDSL loop codes and has the ability to insert logic, BPV and frame bit errors.