Bascom Hunter’s DVB-S2X Modem VPX Card is a SOSA-aligned 3U VPX card that implements a modem for DVB-S2X. Digital data in both directions use the Digital Intermediate Frequency Interoperability (DIFI) v1.2 packet standard over a 40G Ethernet interface. Analog data is tunable over the L-Band frequency range. This high-performance card supports up to 125MSymbols/sec of data traffic and is easily configured using a network-accessed GUI or SCPI commands. The modem design uses a Xilinx/AMD RFSOC based on the Abaco VP431 VPX card.
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• Xilinx/AMD Zynq UltraScale+ Gen3 RFSOC
• 14-bit ADCs/DACs with 5GSamples/sec sample rate
• Up to 125MSymbols/sec of data throughput in each direction
• Support for DVB-S2/DVB-S2X Normal Frames (64,800 bits) and Short Frames (16,200 bits)
• Supported modulations include QPSK, 8-PSK, 8-APSK, 16-APSK, 32-APSK, 64-APSK, 128-APSK, and 256-APSK
• Digital Data I/O in DIFI (IEEE-ISTO Std 4900-2021) v1.2 packet standard
• Analog Data I/O in L-Band frequency range, tunable
• Nominal Input Power of +10dBm into 50-ohms
• Maximum Input Power of +2dBm (with internal ADC input attenuation)
• Nominal Output Power of -5dBm into 50-ohms
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