Specialist suppliers of pro audio/video equipment to the film,
post-production, broadcast and music recording industries.

Decimator Design MD-QUAD

3G/HD/SD-SDI Quad Split Mini Converter with 3G/HD/SD-SDI + HDMI Outputs
3G/HD/SD-SDI Multiviewer / Quad-Split Mini Converter with 3G/HD/SDI-SDI and HDMI Outputs.

Condition: new

in stock
£1,129.00 £940.83 ex VAT
You will earn 940 eDiscs for buying this product
£1,129.00 £940.83 ex VAT

Decimator Design

Product Description


3G/HD/SD-SDI Multiviewer / Quad-Split Mini Converter with 3G/HD/SDI-SDI and HDMI Outputs.


  • On-screen audio id pop-up when selection audio source in Quad-Split mode
  • On-screen display pop-up when using the rotary to allow for use when without a PC
  • Low cost miniature (3G/HD/SD)-SDI 4 to 1 Quad Split or 4 to 1 input multiplexer
  • Selectable output format in Quad-Split mode
  • Low latency buffering for each input allowing non-synchronous inputs
  • Linked (3G/HD/SD)-SDI and HDMI outputs
  • 4 x (3G/HD/SD)-SDI inputs with auto detection (26 Formats supported in total)

8-Channel Audio metering for each quadrant with

  • The first two audio groups individually selectable.
  • Vertical or Horizontal Bars.
  • AES/EBU, VU, Extended VU, BBC, EBU, DIN and NORDIC Scales.
  • Bar & Float, Bar only or Float only (Float is not available for MQS serials).
  • Transparency adjustment.
  • Separate Bar and Float Ballistics control.
  • Adjustable Reference level.
  • Red, Yellow and Green Range adjustment.
  • Bar thickness adjustment.
  • Margin adjustment.

  • 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
  • All 4 inputs can be displayed simultaneously on a single output
  • Pass-Through mode allowing any of the 4 inputs to be selected for output
  • In Pass-Through mode the selected input is passed through to both the  (3G/HD/SD)-SDI and HDMI outputs
  • A single tallies for each input is available from the GPI.
  • An extensive selection of user controllable functions via an easy to use rotary  encoder for menu selection. LEDs and a push button can then be used for status and control
  • USB port for control and updates
  • GPI on RJ-45 for remote switching
  • Locking DC Power Socket

The following is included with the unit

  • Power Supply, HDMI Cable, USB Cable and Mounting Bracket.


Additional Information


Video Formats

3G: (SMPTE 424M@2.97 and 2.967Gb/s)

  • 1080p@60/59.94/50Hz

HD: SMPTE 292M/274M/296M@1.485 and 1.435Gb/s

  • 1080i@60/59.94/50Hz
  • 1080p/psf@30/29.97/25/24/23.98Hz
  • 720p@60/59.94/50/30/29.97/25/24/23.98Hz
  • SD: (SMPTE 259M@270Mb/s) 625i50, 525i59.94


Menu Options

  • Input status for all 4 inputs.
  • Output format.
  • Output selection of Quad Split or input 1, 2, 3 or 4. 
  • Output aspect and type of 16:9 or 4:3 at either 90 or 100% of screen size.
  • Individual aspect format for each input of Same as output, Letter-box or Pillar-box.
  • Border Enable.
  • Quad split mode reference of either Free-run or input 1.



  • Input Equalization > 100M using Belden 1694A 
  • USB for control and updates.
  • GPI on RJ-45



  • 1 x 10-bit (3G/HD/SD)-SDI Re-clocked.
  • HDMI


LED Status

  • Power.
  • 4 x Signal lock and rate.



  • +5V to +24V DC, 6 Watts 
  • Positive Centre Pin.


Dimensions and Weight

  • 90mm x 94mm x 23mm (3.5” x 3.7” x 0.9“)