4K Multi-Purpose Mobile Unit

Available for high-end 4K and UHD sports and entertainment productions, Columbus is the flagship of our fleet and the first mobile unit to feature a full 4K monitor wall, one-button hydraulic deployment and integrated RF.

  • 60ft single expanding mobile unit
  • 22x Sony HDC-4300 or Hitachi SK1200 plus 10x POV
  • Up to 6 RF cameras
  • 4 x EVS XT4K Servers
  • 4 x 12 Channel EVS ChannelMax 
  • Grass Valley K-Frame with sub switch
  • Lawo mc²56 mkII Surface w/XT Audio Console
  • RTS Telex ADAM Matrix Intercom (4 wire)
  • Tech spec
  • Floorplan
  • Monitor stack
Tech spec

Vehicle specifications:
Length: 60ft (expanded with platforms deployed)
Width: 17ft expanded (if using 3rd platform)
Power: CAMLOK 2x 208 v 3 phase 125A plus service to SNG (100A)
Total combined Tech and AC draw is approx 100A per phase

Cameras (including RF):
22x Sony HDC-4300 or Hitachi SK1200 plus 10x POV
Up to 6 RF cameras supported by an onboard 50’ telescopic mast

Switcher: Grass Valley K-Frame with sub switch:
GVG K Frame mixer: 128 inputs and 48 outputs
Router: Imagine Communications Platinum IP3 with 460 x 720 HD SDI I/O, 45x multiviewers,
18x MADI inputs and 22x MADI outputs

32 framesync/de-embed/color correctable external inputs
12x up/down/cross converters (4K and HD)

Replay and record:
4x 12 Channel EVS ChannelMax fully optioned live production servers with 4K capability

Main production:
Three bench production control room with full 4K monitor wall

Sub Switch:
(Streaming, IMAG, foreign language or edit)
Single bench seating for 4 personnel, with access to all video and audio feeds

4 x shading positions and EIC station

Audio mixing console: Lawo mc256kII Surface w/XT Panel
64 Faders wide with 12 layers = 576 total faders
5.1/Stereo Monitoring, Loudness Metering
128 Audio Follows Video Events, 128 VCA channels
Automix, Upmixer, Lo/Ro Downmixer built in
Touchscreens for easy Routing & Visual Feedback
mxGUI Offline/Online Editor to prep your show
Lawo mc256kII Core Audio Router
Fully Redundant System
4096 routable Inputs and Outputs
64 x AES Input/Output Pairs
6 x DSP cards 560 Inputs/120 Outputs
40 x MADI Ports. 8 for external connections
4 x Ravenna Ports AES/67 Ready
Lawo Desk Local I/O
16 Line Inputs
8 Line Outputs
4 AES Input Pairs

External I/O (Throwdown field/stage boxes)

3x LAWO DALLIS boxes with…

32 Mic/Line Inputs
16 Line Outputs
8 AES Input/Output Pairs

1x Andiamo MC/DALLIS with…
32 Mic/Line Inputs
32 Line Outputs

Andiamo XT with…
16 AES Input/Output Pairs
32 Line Inputs
32 Line Outputs

Communications (4 Wire):
RTS Telex Adam - with MADI and RVOn interfaces

Wireless Communications (4 Wire)
Clearcom Freespeak 2, with 20 point to point (fully assignable) beltpacks

Please click here to download the specifications for Columbus, our new 4K mobile unit.

Monitor stack

Click the link below to download Columbus's monitor stack. 

Download PDF


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.

Continue to site