Marshall Electronics 4x1 3G-SDI Switcher - VSW2000
What our Experts Think
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4‑Input SDI Switching Made Easy – Lets you choose between four 3G/HD/SD‑SDI sources and route the selected input to a single SDI output, simplifying multi‑camera setups.
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Auto Signal Detection & Re‑Clocked Output – Automatically senses and adjusts to SD, HD, or 3G formats and provides re‑clocked output for cleaner transmission over long cables.
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Multiple Control Options – Operate via front panel buttons, included IR remote, or RS‑232 for flexible integration into control systems.
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Extended Cable Support – Built‑in equalization helps maintain SDI signal quality over longer runs (e.g., up to ~300 ft at 3G).
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Compact & Professional Design – Rugged metal housing fits on desktop or in a rack, making it suitable for production booths, conference rooms, or broadcast carts.
Q&A
Q: What does the VSW2000 do?
A: A compact 4×1 3G‑SDI video switcher that selects any of four SDI sources and outputs one clean SDI feed.
Q: What video formats are supported?
A: Supports 3G‑SDI, HD‑SDI, and SD‑SDI signals from cameras, decks, or other SDI gear.
Q: How is switching controlled?
A: You can switch via front‑panel buttons, included IR remote, or RS‑232 control.
Q: Does it maintain signal quality?
A: Yes — output is re‑clocked and equalized for reliable long‑cable performance.
Q: What are typical cable‑run distances?
A: Equalization lets you use up to ~90 m for 3G‑SDI, ~150 m for HD, and ~300 m for SD.
Q: Is audio supported?
A: Yes — embedded audio passes through with the video.
Q: Who is this switcher ideal for?
A: Perfect for small‑to‑medium production, conferences, studios, or routing multiple SDI sources to a single display or recorder.
Q: Key advantage?
A: Simple, reliable SDI source selection with flexible control and professional signal integrity in a compact form factor.
Maintenance Tips
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Keep SDI Ports Clean – Use compressed air to remove dust from all BNC connectors.
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Avoid Cable Strain – Do not bend or pull SDI cables sharply; use cable management to prevent damage.
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Ensure Proper Ventilation – Keep unit in a well-ventilated area to prevent overheating.
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Use Certified Cables – High-quality 3G-SDI cables ensure stable signal switching.
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Power Handling – Connect/disconnect gently; avoid frequent hot-plugging.
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Inspect Regularly – Check ports and cables for wear, loose connections, or signal degradation.
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Store Safely – Keep in a dry, dust-free environment when not in use.
Damage 
Loss 
Theft 
