Leading European outside broadcast specialist TVM carries out major refurbishment of OB3 truck with Grass Valley Sirius 800 SDI Router
MONTREAL, CANADA – January 27, 2026 – Grass Valley has announced that Television Mobiles Ltd. (TVM), one of Europe’s leading independent outside broadcast providers, has carried out a major refurbishment of its mid-sized OB3 unit, with Grass Valley’s Sirius 800 SDI Router at the heart of its routing backbone. The investment supports TVM’s continued focus on reliable, high-capacity SDI workflows for live sports and events and remodels the truck’s core routing infrastructure.
Headquartered in Ireland, TVM delivers outside broadcast services across a broad production portfolio, including domestic coverage of GAA (hurling and Gaelic football), English Premier League football and major international events such as the Paris 2024 Olympics, where the company’s fleet supported the swimming coverage.
The OB3 refurbishment required a complete rebuild of the truck, central to which was a full routing upgrade. TVM sought a modern SDI platform that would support existing operational workflows while fitting within the physical constraints of a compact but high-capacity OB unit. With established reliability, flexibility and high performance in fast-turnaround environments, the Sirius 800 SDI was identified as the ideal solution.
“We took OB3 off the road for a full rebuild, a key component of which was installing a new routing system that was robust, simple to service, and aligned with our established SDI workflows,” said Bart Arnold, Managing Director at TVM. “The Sirius 800 SDI met all of our requirements. Grass Valley delivered on schedule, and their support throughout the installation allowed us to get the truck back on the road in time for the start of the GAA Club Championship season for TG4.”
The Sirius 800 SDI serves as the central routing backbone for OB3, providing a stable SDI infrastructure that integrates seamlessly with TVM’s existing Grass Valley equipment. The compact footprint of the truck required detailed planning to ensure the router and associated cabling could be integrated efficiently, with Grass Valley and TVM working together to finalize layout, commissioning and testing within a compressed delivery window. Despite the challenges, the truck successfully returned to service on schedule for TG4’s football coverage at the start of the GAA season.
“TVM is a long-standing Grass Valley partner, and we value their commitment to delivering high-quality OB services across Europe,” said Mark Gardner, Senior VP of Sales EMEA at Grass Valley. “The Sirius 800 provides a strong foundation for OB3’s next cycle of productions and reflects the ongoing demand for high-performance SDI systems in refurbishment projects, and Grass Valley’s reputation for servicing this area of the market.”
The successful deployment with one of Europe’s most prominent OB specialists showcases Grass Valley’s leading position as a trusted provider of SDI routing technology for OB environments, and its ability to support mixed-technology environments, delivering flexible solutions tailored to customer needs.
Building on a long-standing partnership, TVM and Grass Valley continue to explore further potential collaborations, including future camera refreshes and multiviewer systems for TVM’s fly pack configurations.
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About Grass Valley
Grass Valley empowers over 90% of the world’s top media brands to create and deliver compelling stories that captivate audiences. At the heart of its solutions is the GV Media Universe (GVMU), combining advanced hardware solutions, with the agility, elasticity, and adaptability of the AMPP Media Operating System. Together, they form a seamless, scalable ecosystem for efficient and innovative workflows.
With a portfolio spanning from camera to consumer, Grass Valley provides the flexibility to build solutions for every need – from a single creative harnessing immense production power to globally distributed teams collaborating seamlessly. This breadth of capability enables customers to craft efficient workflows that inspire and engage their audiences.
With over 65 years of expertise, Grass Valley has consistently driven the evolution of live content creation and storytelling. Headquartered in Montreal and supported by Black Dragon Capital, the company remains dedicated to shaping and leading the media revolution.



