Adaptive Broadband SDM-2020 Satellite Demodulator SW v5.3.1 G7.03 1U Rackmount

Adaptive Broadband SDM-2020 Satellite Demodulator SW v5.3.1 G7.03 1U Rackmount

The Adaptive Broadband SDM-2020 is a 1U rackmount satellite demodulator designed for professional ground-segment receive applications. It accepts ASI (Asynchronous Serial Interface) inputs and provides ASI outputs along with an EIA-422/530 data interface, and runs software version 5.3.1 with a G7.03 interface standard. The front panel features an LCD alphanumeric display, status indicator LEDs, and a full navigation keypad for local configuration and monitoring.

Specifications & What's Included

• Manufacturer: Adaptive Broadband
• Model: SDM-2020 (SDM-2020D)
• Type: Satellite Demodulator
• Software Version: 5.3.1 (confirmed on LCD at power-on)
• Interface Standard: G7.03
• Form Factor: 1U Rackmount
• Input Power: 100–240V AC, 1.0A–0.5A, 50–60Hz (universal input)
• ASI Inputs: J3, J4 (BNC connectors, rear panel)
• ASI Outputs: J6, J7 (BNC connectors, rear panel)
• Data Interface: J5 — EIA-422/530 (D-sub connector, rear panel)
• Remote Control: J1 — Remote interface (DB-9, rear panel)
• Fault Output: J2 — Fault interface (DB-9, rear panel)
• Front Panel Display: LCD alphanumeric display showing model and firmware version
• Front Panel Controls: ENTER, CLEAR, four-way diamond navigation buttons
• Front Panel Indicators: Power On, Sync, Carrier Detect, Test Mode, Receive Alarm, Receive Fault, Stored Fault
• Includes: SDM-2020 demodulator unit only — no cables or accessories included

Applications

The SDM-2020 is a professional satellite demodulator used in broadcast and telecommunications ground-station receive chains. Satellite demodulators like this one sit at the receive end of a VSAT or broadcast downlink, converting the modulated RF or IF signal (fed from a LNB or downconverter) into a usable transport stream for distribution or decoding. The ASI (DVB Asynchronous Serial Interface) outputs make the SDM-2020 well-suited for feeding MPEG-2 transport streams into IRDs, encoders, broadcast routers, or multiplexers in a headend or uplink facility. The EIA-422/530 data port and G7.03 interface support integration into larger network management and teleport monitoring systems. Units of this type were commonly deployed in teleport facilities, broadcast contribution networks, corporate VSAT networks, and government satellite communication ground stations from the late 1990s through the 2000s.