JDSU (formerly TTC) TB2209-P2Portable T1/Fractional T1 communications analyzer.
TTC-TB2209-P2 is a TB2209 with DS3, Advanced Stress Pattern, Fractional T1,
PCM TIMS, and Signaling.
Handheld field tester for voice/data networks performs bi-directional BERT
as well as signal, alarm and timing analysis. 6 inch LCD graphical display
and NiMH battery with a 3-hour usable life (reduced to 2 hours when testing
DS3). RS232 printer connection built in. T1 connection is bantam. DS3
option is WECO 560A.
DS3 equals 28 Channels of DS1/T1 lines, each operating at 1.544Mb/s signaling
rate. DS1 is 1 Ch of 1.544Mb/s; DS0 is 1 Ch of 64kbs.