SED’s Gemini Modulator product line supports full-featured DVB-S2, DVB-S and Turbo
coding compliant satellite modulators. SED Gemini Modulators are available that support all three modes or any subset of these modes. For DVB-S2, Gemini supports CCM and VCM /ACM1 and all constellations from QPSK to 32APSK at symbol rates up to 45 Mbaud. It provides up to 4 simultaneous DVB-ASI input streams and includes both IF and L-band outputs, as well as monitoring ports. An LCD control and status display is provided on the front panel. The convenient rear panel Ethernet port provides easy access to the user interface using any standard web browser. An SNMP-based monitor and control interface is provided for
connection to external management systems.
Several models are available from a basic entry level unit to one that contains all functionality described here. Lower level units are field-upgradeable to add capabilities as required. For example, a model is available that provides DVB-S/S2, single DVB-ASI input, CCM only, QPSK and 8PSK only, 5 Msps max. Other models available upon request.