User's Manual

Appendix A Specifications
E3/DS3/STS-1 specifications
T-BERD/MTS 5800 Getting Started Manual
113
Transmitter
(E3 circuits)
Table 20 lists specifications for the transmitter when running
applications for E3 circuits.
Input Range Term: 0 to 12 dBnom due to cable loss at 17 MHz, from a
nominal signal
PMP: -20 dB due to resistive loss in addition to 0 to 12 dB due
to cable loss at 17 MHz, from a nominal signal
Table 19 E3 receiver specifications (Continued)
Parameter Specification
Table 20 E3 transmitter specifications
Parameter Specification
Connector One BNC (TX/RX2); used as transmitter only
Bit rate 34.368 Mbps
Line coding HDB3
Clock Source
(Timing)
– Internal reference clock with accuracy ±1.5 ppm, ±1 ppm
per year aging
– Recovered from E3 Rx
– External from BITS, SETS, or CLOCK
Frequency offset ±100 ppm, in 1 ppm steps
Pulse Nominal 1.0 Vp Complies with ITU-T G.703 (11/01)
Impedance Nominal 75 Ω