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3 features, 1 physical description, 2 compatibility – Comtech EF Data CDM-740 User Manual

Page 28: 3 major assemblies, 3 features 1.3.1 physical description

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CDM-740 Advanced Satellite Modem

Revision 0

Introduction

MN-CDM740

1–4

1.3

Features

1.3.1

Physical Description

The CDM-740 Advanced Satellite Modem is constructed as a 1RU-high rack-mounting chassis,
which can be free-standing if desired. Rack handles at the front to facilitate removal from and
placement into a rack.

The CDM-740 is comprised of two printed circuit board assemblies. All operational upgrades and
enhancements are afforded via remote firmware upgrade.

1.3.2

Compatibility

The CDM-740 Satellite modem transmits industry standard TPC interoperable with Comtech EF
Data’s CDM-570/L, CDM-562L, and CDM-564/L modems up to 9.98 Mbps. The receive side
supports DVB-S/S2 operation at L-Band up to 62 Msps, and is compatible with Comtech EF
Data’s CDM-710 Broadcast Satellite Modulator for CCM operation, or Comtech EF Data’s
Radyne DM240XR Digital Video Broadcast Modulator for CCM and VCM operation.

1.3.3

Major Assemblies

Assembly

Description

PL-0000591

Chassis - AC

PL-0000492

PCB Main Board and Modem Card

PL-0000344

Turbo Product Code Card