FEELWORLD

FEELWORLD T51 5 Inch 2RU SDI Rack Monitor

800x4805 Inch

Triple 5-inch rack-mount broadcast monitor with 3G-SDI and HDMI inputs, tally lights, and professional focus assist tools.

$669.00*
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

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Overview

The FEELWORLD T51 packs three 5-inch LCD monitors into a standard 2RU rack-mount chassis, providing multi-source monitoring for broadcast studios, control rooms, and outside broadcast vehicles where rack space is a constrained resource. Each screen operates independently with its own set of 3G-SDI, HDMI, and composite video inputs, along with matching loop-through outputs that allow signals to be passed downstream to additional equipment. This input/output flexibility means the T51 can simultaneously monitor a camera feed via SDI, a graphics source via HDMI, and a program return via composite without any external signal conversion.

Beyond basic monitoring, the T51 includes a suite of production-oriented tools on each screen: peaking focus assist for confirming sharpness, check field modes in red, green, blue, and monochrome for evaluating exposure and color channels, pixel-to-pixel display for native resolution verification, and image freeze for frame analysis. The built-in 3-color tally lights (red, green, yellow) integrate with production switchers to indicate on-air, preview, and standby status at a glance. Center and safe area markers support framing for broadcast-safe compositions. With 500 cd/m² brightness and LED backlighting, the screens are legible in typical indoor production environments, though the 800x480 resolution positions the T51 as a confidence and signal-presence monitor rather than a tool for pixel-level quality assessment.

Key Features

5 inch x3 LCD Rack Mount Monitor,800x480 Resolution

Inputs: HDMI / 3G/HD/SD-SDI / Audio(L/R) / Video, Outputs: HDMI / 3G/HD/SD-SDI / Video / 3.5mm Audio Jack

Standard Accessory: 3A Power Adapter, Tally Kit, Operation Manual 3-color Tally Light,Built-in LED tally indicators (Red, Green, Yellow),Slim design and 2RU size

Brightness:500cd/m2, Contrast: 500:1, Response time: 10 ms, Wide Viewing Angle: 140°(H)/120°(V)

Special Features:Peaking Focus Assist (Red highlight over parts of the monochrome image in focus),Check Field (Red, Green, Blue, Mono),Pixel to Pixel,Center Marker,Safe Marker (80%, 85%, 90%, 93%, 96%, 2.35:1),Image Flip (Horizontal, Vertical, Hor&Ver) ,Image Freeze,Custom Color Temperature

Specifications

Screen Size
5 inch x3
Resolution
800x480 pixels (per screen)
Aspect Ratio
16:9
Brightness
500 cd/m²
Contrast Ratio
500:1
Backlight
LED
Viewing Angle
70°/70° (L/R), 50°/70° (U/D)
Input (Each LCD)
3G-SDI, HDMI, Audio (L/R), Video
Output (Each LCD)
3G-SDI, HDMI, Video, 3.5mm Audio
Monitoring Tools
Peaking Focus, Check Field, Pixel to Pixel, Center Marker, Safe Marker, Image Flip, Image Freeze, Custom Color Temperature
Tally Light
3-color (Red, Green, Yellow)
Rack Size
2RU

Pros & Cons

👍 Pros

  • Three independent 5-inch monitors in a single 2RU rack-mount unit save significant rack space
  • Each screen has dedicated 3G-SDI and HDMI inputs and loop-through outputs for flexible signal routing
  • Built-in 3-color tally lights integrate directly with broadcast switcher workflows
  • Professional monitoring tools including peaking focus, check field, and pixel-to-pixel assist critical evaluation
  • Image flip and custom color temperature allow adaptation to varied installation orientations and environments

👎 Cons

  • 800x480 pixel resolution per screen is limited and insufficient for evaluating fine detail in HD or 4K content
  • 500:1 contrast ratio is low compared to higher-end broadcast monitors
  • Viewing angles of 70 degrees horizontal and 50 degrees vertical up may cause color shift when viewed off-axis
  • 5-inch screen size per monitor makes it difficult to assess composition on complex shots
  • 500 cd/m² brightness, while adequate indoors, may not perform well in brightly lit environments

Frequently Asked Questions

The T51 features three 5-inch LCD screens in a single 2RU rack-mount chassis, allowing you to monitor three separate sources simultaneously.
Each of the three screens has its own 3G-SDI input, HDMI input, and composite video input, plus audio L/R inputs, so you can connect different source types to each monitor independently.
Yes, each screen provides 3G-SDI, HDMI, composite video, and 3.5mm audio outputs, allowing you to pass signals through to additional monitors or recording devices.
The T51 includes peaking focus assist for highlighting in-focus edges, along with check field modes (red, green, blue, and mono), pixel-to-pixel viewing, and image freeze for frame-by-frame evaluation.
Each screen has a built-in 3-color tally light supporting red, green, and yellow indicators, which integrates with production switcher tally systems to show on-air, preview, and standby status.