Monitor And Control Interfaces; Specifications; System Specifications - Comtech EF Data CDM-760 Installation And Operation Manual

Introduction
CDM-760 Advanced High-Speed Trunking Modem

1.2.7 Monitor and Control Interfaces

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The unit is managed through multiple interfaces providing options for both in-band (over
satellite) and out-of-band monitor and control.
1.3 CDM-760 Specifications

1.3.1 System Specifications

Symbol/Date Rate Range
DVB-S2
DVB-S2-EB1
DVB-S2-EB2
DVB-S2X
FECFrame
Pilots
Alpha (Rolloff)
Management
Firmware Update
Frequency Stability
Form C
Configuration Retention
External Reference I/O
Chapter 6. FRONT PANEL OPERATION
Chapter 7. ETHERNET INTERFACE OPERATION
Chapter 8. SERIAL INTERFACE OPERATION
Programmable in 1 sps increments
QPSK: 1/2, 3/5, 2/3, 3/4, 4/5, 5/6, 8/9, 9/10 to 150 Msps / 261.9 Mbps max
8-PSK: 3/5, 2/3, 3/4, 5/6, 8/9, 9/10 to 120 Msps / 314.2 Mbps max
16-APSK: 2/3, 3/4, 4/5, 5/6, 8/9, 9/10 to 90 Msps / 313.5 Mbps max
32-APSK: 3/4, 4/5, 5/6, 8/9, 9/10 to 72 Msps / 313.7 Mbps max
QPSK: 1/2, 8/15, 17/30, 3/5, 19/30, 2/3,127/180, 3/4, 4/5, 5/6, 31/36, 8/9, 9/10 to 150 Msps / 261.9
Mbps max
8-PSK: 17/30, 3/5, 19/30, 2/3, 127/180, 3/4, 5/6, 31/36, 8/9, 9/10 to 120 Msps / 314.2 Mbps max
16-APSK: 19/30, 2/3,127/180, 3/4, 4/5, 5/6, 31/36, 8/9, 9/10 to 90 Msps / 313.5 Mbps max
32-APSK: 127/180, 3/4, 4/5, 5/6, 31/36, 8/9, 9/10 to 72 Msps / 313.7 Mbps max
QPSK: 1/2, 8/15, 17/30, 3/5, 19/30, 2/3,127/180, 3/4, 4/5, 5/6, 31/36, 8/9, 9/10 to 150 Msps / 261.9
Mbps max
8-PSK: 17/30, 3/5, 19/30, 2/3, 127/180, 3/4, 5/6, 31/36, 8/9, 9/10 to 120 Msps / 314.2 Mbps max
16-APSK: 19/30, 2/3,127/180, 3/4, 4/5, 5/6, 31/36, 8/9, 9/10 to 90 Msps / 313.5 Mbps max
32-APSK: 127/180, 3/4, 4/5, 5/6, 31/36, 8/9, 9/10 to 72 Msps / 313.7 Mbps max
64-APSK: 4/5, 5/6, 31/36, 8/9, 9/10 to 54 Msps / 281.9 Mbps max
QPSK: ¼, 13/45, 1/3, 2/5, 9/20, ½, 11/20, 3/5, 2/3, ¾, 4/5, 5/6, 8/9, 9/10 to 150 Msps / 268.3 Mbps
max
8-PSK: 5/9L, 26/45L, 3/5, 23/36, 2/3, 25/36, 13/18, ¾, 5/6, 8/9, 9/10 to 120 Msps / 321.5Mbps max
16-APSK: 1/2L, 5/9L, 26/45, 3/5, 3/5L, 28/45, 23/36, 2/3L, 2/3, 25/36, 13/18, ¾, 7/9, 4/5, 5/6, 77/90,
8/9, 9/10 to 90 Msps / 321 Mbps max
32-APSK: 2/3L, 32/45, 11/15, ¾, 7/9, 4/5, 5/6, 8/9, 9/10 to 72 Msps / 320.6 Mbps max
64-APSK: 32/45L, 11/15, 7/9, 4/5, 5/6 to 54 Msps / 266.6 Mbps max
Standard (64,800 bits) or Short (16,200 bits)
On or Off
20%, 25% or 35% (in DVB-S2 mode)
5%, 10%, 15%, 20%, 25% or 35% (in DVB-S2-EBx mode or DVB-S2X mode)
Front panel keypad / display EIA-232 /485, or 10/100/1000 BaseT with, SNMP, Telnet, HTTP
Ethernet management port
Internal, stability ±0.06 ppm
Modulator, demodulator and Unit fault
Non-volatile memory; Returns upon power up
Reference Selections: Internal 10 MHz, External Input 1, 2, 5, 10 MHz at -6dBm to +10dBm (nominal
50/75Ω, BNC female connector)
Output Selection: (internal 10 MHz) at 2.7 volts peak-to-peak ± 0.4 volts, low impedance output
Tx and Rx IF and L-Band synthesizers phase lock to the reference.
1–9
Revision 4
MN-CDM760