• Used Equipment Sales

Imagine VSG - 4SYS-M

  • Description
  • Features
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The Videotek® VSG-4MTG is part of the Imagine Communications Reference Sync and Timing platform, and is a ½RU wide, 1RU tall and 12 inches deep 3G/HD/SD master timing generator. The unit is small in size, with redundant power supply inputs, and is low in power consumption and light in weight, making it a perfect fit for all broadcast television and post production environments.

MTG System - 2 x VSG-4GMT with 1x VSX-11-3G, 1x DRT-5 & 1xRMR-U1

  • Supports the SMPTE ST 2059-1 and SMPTE ST 2059-2 PTP Grandmaster Generator function
  • User profiles for SMPTE ST 2059, IEEE-1588, AES-67 and SMPTE ST 2059 + IEEE 1588 + AES67
  • Implements a new user interface (UI) for all operations and features 
  • Full status monitoring in user’s browser
  • Full SNMP compatibilityThe VSG-4MTG
  • Master Timing Generator replaces the VSG-4CSD Clock Systems Driver Genlocks to standard color black (black burst) meeting NTSC SMPTE ST 170M and PAL ITU R BT.
  • 4705 specifications Genlock to tri level sync meeting SMPTE ST 240M/274M/296M specifications
  • Support for various time code formats and time code user bit formats, including SMPTE/EBU drop frame or non drop frame time code formats GPS support via 10 MHz, PPS and RS-232 interfaces
  • NTP Network Time Protocol support via a network connection VITC support from color black reference input and on color black outputs LTC, D-VITC and ATC support GPI inputs and outputs
  • Redundant external power supply
  • Optional auxiliary input and output breakout
  • Two LTC outputs Support for DARS or word clock
  • Processing Features Configurable DST and leap second changes
  • Auto detection for input sources
  • User-definable scheduled call outs to time reference sources, such as GPS receivers User-programmable delays for input and output, offsets, time code offsets, output phasing, and input and output jam syncs
  • Display of current local time and date


On 31 October 2019, the four leading broadcast and production houses Gearhouse Broadcast, Hyperactive Broadcast, Input Media and Chief Entertainment owned by Gravity Media Group started trading under the brand name of ‘Gravity Media’. All Gravity Media companies around the world are making this transition and will now go to market as a single brand with a bold new look and purpose.

under 1 roof2

Gravity Media is a leading global provider of complex live broadcast facilities and production services to content owners, creators and distributors. We use the collective pull of our people and resources to capture, craft and create world-class content that inspires and excites.

We are driven by client service excellence, and we never stand still. We’re always looking and listening, keeping up with the latest broadcast innovations – or pioneering them. Above all, we channel our energy into maintaining our reputation for flawless execution, deep technical expertise, and efficient delivery.

Gravity Media is a brand-new company with a 30-year pedigree, a force to be reckoned with formed by the coming together of Gearhouse Broadcast, HyperActive Broadcast, Input Media and Chief Entertainment. Our 500 people serve clients across the sport, media, news and entertainment industries from bases in the UK, Australia, USA, France, Germany and Qatar.

At the centre of Gravity Media lie three broad categories of expertise: media services & facilitiesproduction & content; and equipment rental & sales.

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