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Postium OBM-U240 4K HDR LCD Professional Monitor with 12G-SDI Single Link 4K

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Postium OBM-U240 4K HDR LCD Professional Monitor with 12G-SDI Single Link 4K

£8,394.00 (inc VAT) £6,995.00 (exc VAT)

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Postium OBM-U240 4K HDR LCD Professional Monitor with 12G-SDI Single Link 4K 

24" 4K 12G-SDI Quad Link LCD Monitor


The OBM-U240 incorporate 12G-SDI input and loopout(x2), 3G/HD-SDI input and loopout(x2), HDMI 2.0 input, and SFP optical connector. The OBM-U240 accept up to 3840x2160/24,25,30,50,60p and 4096x2160/24.25.30,50,60p signals. These new monitors support a wide color gamut conforming to DCI-P3 and most of the ITU-R BT.2020 standard. The OBM-U240 offer the professional performance, including excellent quality black performance, accurate color reproduction, which make these monitors ideal for 4K live production, versatile monitoring and field production applications. In addition, the OBM-U240 supports the integrated 3D LUT, Waveform, Vector Scope, Color Space & Gamma Comparison, and a full feature set.

  • Body Demension
    - Main Body : 570 x 380 x 90mm / 22.4 x 14.9 x 3.5 inch
    - with Stand : 606 x 403 x 140mm / 23.8 x 15.8 x 5.5 inch
    - Weight : 10.5 kg / 23.14 lbs


Product Highlight

  • Supporting 12G/6G-SDI(4K) 2 Channel, 3G/HD-SDI (Level A/B) 2 Channel
  • 3G-SDI Quad Link Square Division
  • 3G-SDI Quad Link 2 Sample Interleave (2SI)
  • HDR(High Dynamic Range) display function supporting PQ EOTF(SMPTE ST 2084) and Hybrid Log Gamma OETF
  • 3D-LUT for Accurate Color Reproduction (ITU-R BT.709, SMPTE-C, EBU, Native, DCI-P3, ITU-R BT.2020)
  • 1.073 Billion Colors Reproduction
  • 12bit Video Processing
  • Camera Log Conversion
  • Custom 3D LUT file import throuse USB
  • Gamma Selection (1.0 ~ 3.0)
  • Color Temperature (3200K, 5500K, 6500K, 9300K, USER 1/2/3, D-CINEMA)
  • Support 4096x2160 Aspect
  • Compare Color Space & Gamma (Side by side, Wipe positioon)
  • Monitor Update/Control via Ethernet, USB / RS-422
  • Focus Assist
  • Zebra
  • Waveform, VectorScope (Wave + Vector, Waveform Wide)
  • Exposure Range Check
  • Firmware Update via USB Flash Memory
  • Various Markers (EBU, 4:3, 16:9, 1.85:1, 2.35:1, Variable etc.)
  • Zero Scan / Over Scan /1:1 Scan
  • H/V Delay
  • Blue/Mono
  • Time Code Display
  • De-embedded 8~16ch Audio Level Meter
  • Remote Control via GPI(RJ-45) Port
  • White Internal Patterns Display for Color Test
  • 3 Color TALLY Lamp
  • Rack & VESA Mount (Option)
  • SFP optical connector
  • Closed Caption 608, 708
  • System data Copy
  • Key Lock & Password Lock

Key Features

• Versatile 4K/QFHD Input Capability

The OBM U series is equipped with standard 12G-SDI input interface(x2) , 3G/HD-SDI input interface(x2) and support 4K Quad Link 2-Sample Interleave signals and 4K Quad Link Square Division signals.
The OBM U series can accept up to 3840x2160/24,25,30,50,60p and 4096x2160/24.25.30,50,60p signals.

Versatile 4K/QFHD Input Capability image

• Various 4K/12G Display Modes

Single Link 12G-SDIVarious 4K/12G Display Modes imageDual Link 2-Sample Interleave(2-SI)Various 4K/12G Display Modes imageQuad Link 2 Sample Interleave (2SI)Each link contains a full image at 1/4 resolution. 2SI mode uses four Sub-image and alternates the samples every two pixels and every line instead of slitting the image into four quadrants.
Various 4K/12G Display Modes imageQuad Link Square DivisionEach link contains one square of the original image.
Various 4K/12G Display Modes image

• Color Space & Gamma Comparison (Side by Side, Wipe position)

This unique function allows users to compare the two different color spaces, gammas, color temperature, camera logs and any other color settings side by side simultaneously.
The area of the two pictures to be displayed can be selected using a vertical WIPE pattern.

Color Space & Gamma Comparison image

• 4K Waveform Monitor and Vector Scope Display

These features enable users to monitor sources using the internal Waveform and Vector Scope.
Waveform Wide mode* is supported, and both Waveform and Vector Scope can be displayed simultaneously.

4K Waveform Monitor and Vector Scope Display image
* OBM-U170 Model is Only Supported.

• High Dynamic Range(HDR) Display Function

The OBM series provides the function to display the High Dynamic Range footage.
Postium HDR function allows users to view both highlights and shadow detail of scenes at tha same time, thus resulting in more natural and realistic images.
The OBM series supports PQ EOTF (SMPTE ST 2084), Hybrid Log Gamma and S-Log3.

High Dynamic Range(HDR) Display Function image

OBM-HDR provides the function of comparing HDR and SDR(Standard Dynamic Range) on the displayed image on the OBM series simultaneously.

High Dynamic Range(HDR) Display Function image

• HDR Waveform

When HDR more is set on, HDR Waveform is displayed on screen.

HDR Waveform image

• Adjustable Gamma

Gamma value is adjustable from 1.0 to 3.0 as user's preference to monitor in the dark area of the picture.
Any pictures taken in either light or dark environment can be easily watched or analyzed.

Adjustable Gamma image

• Focus Assist

This function controls the aperture level of a video signal, and displays images on screen with sharpened edges to help camera focus operation.

Focus Assist image

• SFP Optical Connector

The OBM U and W series have the SFP interface, which allows to use the various SFP modules which can fit any possible broadcast applications.

SFP Optical Connector image

• Wide Color Space Supporting DCI-P3 and ITU-R BT.2020

The wide color gamut and the advanced 3D LUT function enable the OBM series to reproduce various color spaces accurately and the excellent grayscale.
You can select from color gamuts such as DCI-P3, ITU-R BT.2020, ITU-R BT.709, SMPTE-C, EBU, Native.I

Wide Color Space Supporting DCI-P3 and ITU-R BT.2020  image

• Zebra

This function displays the Luma(Y') level of the input image in zebra pattern.

Zebra image

• Camera Log Selection

The OBM series has the built-in camera LUT of the various camera manufacturers. It allows users to load the following camera logs.
Log-C, C-Log / S-Log2, S-Log3 / J-Log1 The more camera LUTs will be updated.

• Camera Log Mapped SDI Loopout

This function allows to load the camera log to the original image and then send the camera log mapped image to another monitor through SDI loop out.

Camera Log Mapped SDI Loopout image

• Remote Control via Ethernet

The OBM series can be connected via Ethernet connection and controlled remotely on the network.

Remote Control via Ethernet image

• Closed Caption

The OBM series can display closed captions with an SDI input. It supports the CEA-708(HD-SDI closed captioning standard) and CEA-608(SD-SDI closed captioning standard).

• Various Markers

The OBM series can display various markers, including aspect marker, area marker, and center marker. In addition, the detailed display settings of each marker are allowed. For example, the color, brightness, horizontal/vertical position, and thickness of aspect markers can all be adjusted.

Various Markers image

• Password Lock for User Preset

When multiple users share the same monitor, each user can register his/her own password for color temperature and user preset data. This ensures the users correctly recalls their preset data, and keeps preset information safe from unauthorized use.

• Custom 3D LUT File Import

The OBM series allow the user to import 3D Look-up Table for accurate and consistent color matching between indivisual displays. as well as using customized ‘looks’ that have been createcl by 3rd party color-grading applications. 33ˆ³ and 65ˆ³ cube file is supported.

Various Markers image



  • Input
  • 4 x BNC
  • 12G/6G/3G/HD/SD-SDI-1/2, 3G/HD/SD-SDI-3/4
  • 1 x HDMI
  • HDMI 2.0
  • 1 x SFP
  • Optical
  • Output
  • 4 x BNC
  • 12G/6G/3G/HD/SD-SDI-1/2, 3G/HD/SD-SDI-3/4 Active Loop Output
  • Input Signal Format
  • SMPTE ST 2082
  • 2160p(60/59.94/50)
  • SMPTE ST 2081
  • 2160p(30/29.97/25/24/23.98)
  • SMPTE ST425-AB
  • 1080p(60/59.94/50/30/29.97/25/24/23.98/30sF/29.97sF/25sF/24sF/23.98sF) / 1080i (60/59.94/50)
  • SMPT ST 274
  • 1080p(30/29.97/25/24/23.98/24sF/23.98sF)
    1080i (60/59.94/50)
  • SMPTE ST 296
  • 720p(60/59.94/50)
  • SMPTE ST 260
  • 1920 x 1035i(60/59.94)
  • SMPTE ST 2048
  • 2048 x 1080p(24/23.98/24sF/23.98sF)
  • SMPTE ST 125
  • 480i(59.94)
  • ITU R-BT.656
  • 576i(50)
  • HDMI 2.0
  • ~ 2160p(60)
  • SFP
  • 12Gbps, 6Gbps, 2.970Gbps, 1.485Gbps, 270Mbps
  • Audio In / Out
  • 1 x Phone Jack In
  • Line In(Stereo)
  • 1 x Phone Jack Out
  • H/P Out(Front, Stereo)
  • 2 x Speaker Out
  • Stereo
  • Display
  • Size
  • 23.8" LCD
  • Resolution
  • 3840 x 2160 (16:9)
  • Pixel Pitch
  • 0.137mm
  • Color
  • 1.064B Colors(10bit+2bit FRC)
  • Viewing Angle
  • 178(H), 178(V)
  • Luminance of White
  • 350cd/m²
  • Contrast
  • 1000 : 1
  • Display Area (H x V)
  • 527 x 296 (mm)
  • General
  • 1 x Ethernet
  • Control/Update, RJ-45P Input / Output
  • 1 x GPIO
  • GPI-7 Port, RJ-45P Jack
  • 2 x Serial
  • RS-422 Jack, RJ-45P Input / Output
  • 1 x USB
  • For Firmware Update, Color Calibration
  • Power Requirements
  • AC(100-230V, 50/60Hz) / DC 24V
  • Power Consumption
  • 100W
  • Operating Temperature
  • 0° C ~ 40° C(32° F~104° F)
  • Operating Humidity
  • 20% ~ 80% RH
  • Weight
  • 10.5kg / 23.14lbs
  • Dimension(WxHxD)
  • Main Body : 762 x 469 x 113mm / 30 x 18.4 x 4.4 inch
    with Stand : 762 x 514 x 210mm / 30 x 20.2 x 8.2 inch
  • Accessories
  • Power Cable
  • Option
  • Rack Mount Kit / Wall Bracket / Handle / Carrying Case

* Specifications may be changed without notice.

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