4k UHD 12G-SDI or 4x 3G-SDI Audio & Video Test Signal Generator



The greenMachine Testor is a feature-rich and user-friendly multi-format test signal generator and AV sync analyzer. It is the ideal troubleshooting AV solution for technicians & engineers working in the field (OB or temporary installations), in studio applications, and for line-up tasks in master control rooms.

The greenMachine Testor is a video and audio test signal generator and supports two configurations:

  • Single Channel 4k/UHD: single link and quad-link (2SI) 12G-SDI
  • Quad Channel 3G: four independent 3G-SDI channels

In addition to the extensive industry standard static and dynamic video test signals & patterns, greenMachine Testor also provides the option for users to upload their own static custom signal patterns. Graphics and text can also be added to the test signals.



  • Single Channel 4K/UHD (up to 3840 x 2160p) - 12Gbit/s SDI and quad link (2SI)
  • Four independent channels up to 3G SDI
  • Standard static and dynamic video test signals and patterns
  • User-defined test patterns (uploaded)
  • Logo and text insertion
  • HDR test signals
  • 16-channel audio test generator with adjustable level, phase, frequency, mix-down and an EBU/AV sequence

Ordering Information

GMC-TESTOR-titan greenMachine titan constellation bundle: video and audio test signal generator. Single channel 4K/UHD or 4 channel up to 3G SDI
greenMachine titan 4K/UHD or 3G/HD/SD Quad Channel SDI Video and Audio Processing Platform
RFR 6000 Rack Frame for greenMachine
RPS A100 AC to DC Desktop Power Supply Module 12V/8A
OH-TR-12G-XXXX-LC Fiber Optic 12G CWDM Transceiver Option (XXXX=Wavelength 1270nm to 1590nm)
OH-TR-12G-LC 12G SDI Optical Transceiver
OH-RX-12G-SDI 12G SDI Single Channel Electrical Receiver
OH-TR-1-LC 3Gbit SDI Optical Transceiver
OH-TR-SDI 3G SDI SFP Coaxial Transceiver
OH-TX-12G-XXXX-LC 12Gbit SDI Optical Transmitter - CWDM (XXXX=Wavelength 1270nm to 1610nm)
OH-TX-12G-SDI 12G SDI Single Channel Electrical Transmitter