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Decimator DMON-12S 12-Channel Multiviewer with SDI & HDMI Outputs

Decimator Design
Abel Code: DMon12
Mfr. Code: DD-12S
Portable converter with easy-to-use LCD and button control system. Offers 12-channels with SDI and HDMI outputs for 3G/HD/SD, plus custom layouts.
Key Highlights
  • 1 to 12 Multi-Viewer
  • 12 to 1 input multiplexer
  • (16) Character UMD overlay


The Decimator DMON-12S 12-Channel Multiviewer with SDI & HDMI Outputs is a truly portable converter, incorporating Decimator's easy-to-use LCD and button control system. This provides easy access to most features without using complicated LED/button control, DIP switches, or needing to carry around a computer to change a simple setting.


  • Low cost, miniature (3G/HD/SD)-SDI 1 to 12 Multi-Viewer or 12 to 1 input multiplexer
  • Custom Layouts with various standard layouts
  • (16) Character UMD overlay per window with individual enables, custom positioning, and size
  • (16) Channel Audio Metering overlay per window with individual enables, custom positioning, and size
  • Safe Action and Safe Title overlay per window with individual enables and adjustment
  • Center Cross overlay per window with individual enable
  • Audio ID overlay
  • Tallies can be applied to either Tally Boxes (Default), Outside Safe Action Area, or Border
  • Tally boxes allows for up to (4) Tallies per window
  • Fast switching between inputs using Full-Screen scaling
  • Selectable output format in both Full-Screen Multi-Viewer mode
  • Low latency buffering for each input allowing non-synchronous inputs
  • Linked (3G/HD/SD)-SDI and HDMI outputs
  • 12 x (3G/HD/SD)-SDI inputs with auto detection (26 Formats supported in total)
  • Each quadrant is independent of the others, allowing any 3G/HD/SD format of any frame rate to be displayed simultaneously
  • Variable aspect ratios per quadrant
  • In Pass-Through mode the selected input is passed through to both the (3G/HD/SD)-SDI and HDMI outputs
  • 32 GPI on 37-pin D-SUB for Tallies and Remote Switching
  • RS422/485 on 37-pin D-SUB for Dynamic UMD and Tallies using TSL protocol
  • USB port for control and  rmware updates
  • Robust Aluminium box
  • Metal thread locking DC Power Socket

What's in the Box

  • 1 x Redbyte Decimator DMON-12S 12 Channel SDI-IN Multiviewer w/ SDI & HDMI out


Key Highlights

  • 1 to 12 Multi-Viewer
  • 12 to 1 input multiplexer
  • (16) Character UMD overlay
  • (16) Channel Audio Metering overlay
  • 12 x (3G/HD/SD)-SDI inputs
  • HDMI & 3G/HD/SD-SDI outputs
  • Auto detection


Output Connector/Port:
1 x HDMI - Type A
2 x BNC - 3G/HD/SD-SDI
Input Connector/Port:
USB - for control and updates
12 x BNC - SD/HD/3G-SDI; Input Equalization > 100M using Belden 1694A

Media Conversion

Video Output:
HDMI Output Formats - [email protected]/59.94/50Hz, [email protected]/59.94/50Hz, [email protected]/29.97/25/24/23.98Hz, [email protected]/59.94/50/30/29.97/25, 625i50, 525i59.94
Supported Resolutions:
3G:SMPTE [email protected] and 2.967Gb/s - [email protected]/59.94/50Hz
HD:SMPTE 292M/274M/[email protected] and 1.435Gb/s - [email protected]/59.94/50Hz, 1080p/[email protected]/29.97/25/24/23.98Hz, [email protected]/59.94/50/30/29.97/25/24/23.98Hz
SD:SMPTE [email protected]/s - 625i50, 525i59.94


Input Voltage:
5-32V DC - NOTE: Positive center pin

Support for Every Production

Facilities in NY & LA designed for maximum comfort and efficiency

We are accustomed to working with productions and budgets of all sizes. Need a complete camera system specifically tailored to your needs or a few accessories to complete your kit? We’ve got you covered. All our gear is meticulously maintained by our on-site technicians, and we treat all jobs with the highest degree of care and attention to detail.



We stock expendables in our three showrooms so you have the convenience of one-stop shopping.



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