Marshall Electronics 3G-SDI/HDMI PTZ Camera with 20x Optical Zoom (White) - CV620-WH4
The white CV620 3G-SDI/HDMI PTZ Camera from Marshall Electronics is designed for professional conferencing applications. It captures video at up to 1080p resolution and is equipped with a 5.3 to 110mm lens for up to 20x optical zoom, and it also features a 12x digital zoom.
The CV620 features 3G/HD-SDI and HDMI outputs that support up to 1920 x 1080p60 resolution video. You can control and manage the camera using an IR remote or its RS-232 and RS-422 inputs with Pelco and VISCA serial protocols. It's compatible with separately available camera controllers such as the Marshall VS-PTC-IP. The camera is built with a smooth and quiet synchronous PTZ motor that pans 340° and tilts 120°.
Features
- Capture up to 1080p60 Video
- 2MP 1/2.8" Sensor, 5.3 to 110mm Lens
- 20x Optical Zoom, 12x Digital Zoom
- 3G/HD-SDI and HDMI Outputs
- IR, RS-232, and RS-422 Serial Control
- 340° Pan, 120° Tilt
What our Experts Think
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Pro‑Grade Full HD Performance
Uses a 2‑megapixel 1/2.8″ sensor with up to 1080p60 output, delivering clear, professional‑quality video for broadcast and AV applications.
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Powerful 20× Optical Zoom
The 20× zoom lens (5.3–110 mm) lets you frame tight close‑ups and wide shots without loss of detail—perfect for stages, auditoriums, and conference rooms.
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Flexible 3G‑SDI & HDMI Outputs
Simultaneous 3G‑SDI and HDMI outputs ensure easy integration with mixers, switchers, recorders, and monitors in professional setups.
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Smooth & Quiet PTZ Motion
Fluid pan (340°)/tilt (120°) and zoom transitions deliver professional camera moves with minimal noise—great for live events and productions.
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Broad Control Options
Control the camera via IR remote, RS‑232, or RS‑422 with popular protocols (Visca/Pelco), or connect to Marshall controllers for full operational flexibility.
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Versatile Mounting & Deployment
Designed for table, wall, or ceiling installation with included ceiling mount—fits broadcast, corporate, education, and houses of worship environments.
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Reliable Professional Design
Built for constant use with robust mechanics and broad compatibility with integrated video‑management systems and PTZ controllers.
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Expert Verdict
A dependable, versatile HD PTZ camera that delivers strong zoom, flexible outputs, and smooth motion—an excellent choice for pro AV, broadcast, and live event applications that don’t require 4K.
Q&A
Q1: What video resolution does the CV620-WH4 support?
A: It delivers Full HD 1080p at 60fps, providing sharp and smooth video for professional applications.
Q2: Does this PTZ camera offer optical zoom?
A: Yes, it features 20x optical zoom, ideal for close-ups without losing image quality.
Q3: What output options are available?
A: Supports 3G-SDI and HDMI outputs, compatible with broadcast, AV, and streaming setups.
Q4: Can it stream over a network?
A: This model focuses on HD-SDI/HDMI outputs; IP streaming is not supported on the CV620-WH4.
Q5: How smooth is the PTZ performance?
A: Offers quiet and precise pan-tilt-zoom movement, suitable for live production, corporate events, and houses of worship.
Q6: What control options are supported?
A: Compatible with VISCA, Pelco-D/P, RS-232, and RS-422 protocols, enabling seamless integration with professional controllers.
Q7: Does it support audio input?
A: No built-in audio input; use external audio systems synchronized with the video feed.
Q8: What are common use cases?
A: Ideal for live streaming, broadcast, lecture capture, corporate meetings, and house of worship applications.
Q9: Is it easy to install?
A: Yes, its compact design and standard mounts make installation straightforward in studios or conference rooms.
Q10: Why choose the CV620-WH4?
A: It combines Full HD quality, 20x optical zoom, and reliable PTZ control, making it a versatile choice for professional AV setups.
Maintenance Tips
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Clean Lens & Housing Gently
Use a soft microfiber cloth to wipe the lens and exterior regularly—this preserves sharp 1080p video and reliable autofocus/zoom performance.
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Inspect Video Connections
Check 3G‑SDI and HDMI BNC/Type‑A cables and connectors frequently to ensure stable signal output during live production.
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Check PTZ Movement & Presets
Exercise pan (≈340°), tilt (≈120°), and zoom functions routinely to keep motors smooth and avoid stiction. Save and test presets to ensure quick, accurate recalls.
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Update and Back Up Firmware
Use the USB or serial interface to update firmware when available—this can improve control stability and compatibility with controllers.
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Maintain Proper Ventilation
Keep air vents unobstructed and avoid enclosing the camera in tight, hot spaces to reduce heat buildup.
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Secure Mounting & Stable Power
Tighten mounts/brackets for wall/ceiling installation and use a surge protector or UPS to protect against power spikes.
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Organize Control Cabling
Ensure RS‑232/RS‑422 or IR remote wiring doesn’t tug or stress ports, which helps maintain reliable PTZ control.
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Optimize Image Settings Periodically
Re‑calibrate exposure, white balance, and focus based on lighting conditions for consistent image quality.
