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Comtech EF Data CDM-710 DVBS/S2 Modem

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  • DVB-S, DVB-DSNG, DVB-S2
  • SNMP, Telnet or HTTP
  • Flash Upgrade
  • FAST Options


SKU:

CDM-710 System Specifications
Symbol/Date Rate Range

    DVB-S

    DVB-DSNG



    DVB-S2

 

 
Programmable in 1 sps increments

QPSK 1/2, 2/3, 3/4, 5/6, 7/8 to 45 Msps

8PSK 2/3, 5/6, 8/9 to 45 Msps

16QAM 3/4, 7/8 to 45 Msps

QPSK 1/2, 3/5, 2/3, 3/4, 4/5, 5/6, 8/9, 9/10 to 45 Msps

8-PSK 3/5, 2/3, 3/4, 5/6, 8/9, 9/10 to 45 Msps,120.5 Mbps max.

16-APSK 2/3, 3/4, 4/5, 5/6, 8/9, 9/10 to 35 Msps,124.8 Mbps max.

32-APSK 3/4, 4/5, 5/6, 8/9, 9/10 to 28 Msps,124.6 Mbps max.
Alpha (Rolloff) 20%, 25% or 35%
M&C / Remote Interface RS-232 /485, or 10/100Base-T on the base modem, SNMP, Telnet, HTTP
ReflashEthernet port base modem and Ethernet port of Gigabit Ethernet interface
Frequency Stability Internal, stability ± 1.5 ppm
External Reference (BNC Female) None, 1, 2, 5, 10, or 20 MHz for IF and data, internally phase locked
Form CModulator, demodulator and Unit fault
Spectral InversionNormal and Inverted
Configuration Retention Non-volatile memory; Returns upon power up
Redundancy Support

    1:1

    1:N


CRS-180 (70/140 MHz) & CRS-170A (L-Band)

CRS-300 with CRS-280/280L (70/140 MHz / L-Band)
Modulator
70 / 140 MHz

    Impedance / Connector

    Output Power

    Power Accuracy
52 to 88 and 104 to 176 MHz in 100 Hz steps

50 ohm or 75 ohm, BNC Female

0 to -20 dBm, 0.1 dB steps (70/140 MHz)

±0.5 dB of nominal at 25°C. Within ±0.5 dB of 25°C

value over frequency and temperature range
L-Band

    Impedance / Connector

    Output Power

    Power Accuracy
950-2000 MHz in 100 Hz steps, modulator

50 ohm, Type N Female

-5 to -25 dBm, 0.1 dB steps

±0.5 dB of nominal at 25°C

±0.5 dB from 25°C value at same frequency
Harmonics and Spurs< 55 dBc/4kHz, modulated carrier

Excludes spectral mask area
External Tx Carrier OffTTL Low signal
Quadrature Phase Error and Amplitude ImbalanceSideband 35 dB below unmodulated carrier
Demodulator (Typical)
70 / 140 MHz

    Impedance / Connector

    Input Power, Minimum

    AGC
52 to 88 and 104 to 176 MHz in 100 Hz steps

50 ohm or 75 ohm, BNC Female

-58 + 10Log(Symbol Rate in Msps) dBm

45 dB above minimum
L-Band

    Impedance / Connector

    Input Power, Minimum

    AGC
950-2000 MHz in 100 Hz steps, demodulator

50 ohm, Type N Female

-58 + 10Log(Symbol Rate) dBm

45 dB above minimum
Eb/No and Es/No

DVB-S, DVB-DSNG

DVB-S2
Please refer to product manual

Better than DVB requirements

Within 0.3 to 1.0 dB of ideal, depending upon modulation and coding
Base Unit Connector (Excluding Data Interface)
AlarmDB-15 Male,

    Form C Tx, and unit faults

    External Tx Carrier Off
Unit ManagementDB-9 Male with RS-232 and RS 485 2-wire/4-wire

RJ-45 Ethernet
TX & RX IF ConnectorsBNC-female (70 / 140 MHz)

Type-N female (L-Band)
Test Functions
Data Test Pattern 2047 and 223-1 compatible with BERT on Tx data on applicable interfaces
CWModulation disabled and CW signal is transmitted
SSB Carrier Provides suppressed carrier and suppressed sideband
Loopback Full Duplex only
Monitor Functions
Status Items - Available via Rear Panel Fault log with fault type and time stamp Es/No (Rx Only)
Data Interface Cards
CDI-40ASI interface card, ASI per DVB, 188 and 204 byte
CDI-60HSSI interface card, 188 byte or DVB-S2 generic to 70 Mbps
CDI-70Gigabit Ethernet, Pro-MPEG COP3 to 80.3 Mbps, 188 byte
Environmental and Physical
TemperatureOperating: 0 to 50°C (32 to 122°F)

Storage: -40 to 70°C (-40 to 158°F)
Humidity 95% maximum, non-condensing
Power Supply Input100 - 240 AC 50 /60 Hz
Power Consumption

    120 VAC at 60 Hz

    220 VAC at 50 Hz


Power factor 0.97, 67 VA, 65 W maximum

Power factor 0.77, 87 VA, 67 W maximum
Weight 15 lbs (6.8 kg)
Dimensional 1 RU (H x W x D)1.75” x 19” x 18.65”

(4.4 x 48 x 47.4 cm)
Rack SlidesOptional accessory
AC Receptacles Includes restraint for standard IEC-320 inlet

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