Description

Comtech CDM-710 Modem

INTRODUCTION
The CDM-710 Broadcast Satellite Modem is intended for operation in Digital Video Broadcast
(DVB) and generic data transmission applications. It operates over satellite links and provides
programmable symbol / data rates up to 45 Msps in DVB-S21, DVB-S and DVB-DSNG modes.

The modulation types supported include QPSK,8-PSK, 16-QAM, 16-APSK and 32-APSK. Constant Coding and Modulation (CCM) operation with a single input stream is provided for DVB-S2 operation.

The unit is available in modulator only, demodulator only, and modem configurations. The terrestrial data interfaces are field-removable to allow swap out of interface types. The data interfaces include the CDI-40 with ASI, CDI-70 Gigabit Ethernet and CDI-60 HSSI.