Table A-19. G.703 Specifications - Comtech EF Data SLM-3650 Installation And Operation Manual

SLM-3650 Satellite Modem
Options
A.1.9.1 G.703 Specifications
Refer to Table A-19 G.703 specifications.
Primary Data Circuits Supported
Interface Type
Data Rates
Pulse Width
SD Amplitude
RD Amplitude
Pulse Mask
Jitter Attenuation
Line Code
A.1.10 Variable Data Rates
The basic platform modem comes with single data rate capabilities. At the time of
purchase, the customer may add optional variable data rate capabilities. If variable rate
requirements arise after the purchase of a basic platform modem, these capabilities can be
added in the field using FAST technology. The variable rate options include one of the
following:
•
Rates up to 512 kbps
•
Rates up to 4.375 Mbps
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Table A-19. G.703 Specifications

Parameter
T1 SD, RD
E1 SD, RD
Transformer coupled symmetrical pair
T1 1544 kbps ± 100 bit/s
E1 2048 kbps ± 130 bit/s
T1 324 ± 50 Ns
E1 244 ± 25 Ns
T1 3V +0.3/-1.5V-pk into 100Ω
E1 3V +0.3/-1.5V-pk into 120Ω
T1 3V +0.3/-1.5V-pk into 100Ω
E1 3V +0.3/-1.5V-pk into 120Ω
T1 G.703.2
E1 G.703.6
T1 G.824
E1 G.823
AMI, B8ZS, B6ZS, HDB3
A–60
Specification
Revision 3
MN/SLM3650.IOM