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Appendix A
Specifications
MSAM specifications
T-BERD/MTS/SC Getting Started Guide
March 2018
22046537, Rev. 016
Page 217
Level measurements
lists frequency and level measurement specifications for E3.
DS3 electrical specifications
through
list specifications for DS3
receivers, transmitters, and frequency and level measurements.
Receivers
lists specifications for the primary and secondary DS3 receivers.
Transmitter
lists specifications for the primary DS3 transmitter.
Table 126
E3 frequency and level measurement specifications
Parameter
Specification
Tx and Rx Frequency
Range: 34.368 MHz ±100 ppm
Accuracy: ±1.5 ppm, ±1 ppm per year aging
Resolution: 1 Hz or 1 ppm
Level Vp
Range: 1.6 V to 0.01 V
Resolution: 0.01 V
Accuracy: ±0.02 V ±10%
Table 127
DS3 receiver specifications
Parameter
Specification
Input
Two BNC connectors
Bit rate
44.736 Mbps
Impedance
Nominal 75
Ω
at 22 MHz unbalanced
Input Range
High/Low: 0 to 12 dB due to cable loss at 22 MHz, from a high
signal
DSX/Monitor: -20 dB due to resistive loss in addition to 0 to 9 dB
due to cable loss at 22MHz, from a high signal
Table 128
DS3 transmitter specifications
Parameter
Specification
Output
One BNC connector
Bit rate
44.736 Mbps
Line coding
B3ZS
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