Rohde & Schwarz has introduced the TM1 air-cooled UHF transmitter series, which features native support for ATSC 3.0 and 5G Broadcast. The new hardware includes a renewal option for existing TMU9 installations, allowing broadcasters to upgrade their infrastructure for mobile TV and datacasting with reduced capital expenditure.
The introduction of the TM1 series provides a concrete path for terrestrial broadcasters to pivot toward mobile-first delivery without a total infrastructure overhaul. By integrating 5G Broadcast natively, Rohde & Schwarz is positioning its hardware as a bridge between traditional linear transmission and the growing demand for interactive mobile formats. This shift reflects a broader ecosystem trend where broadcast spectrum is increasingly utilized for high-efficiency datacasting rather than just home television. Watch for adoption rates of the TM1 renewal option as a signal for how quickly cash-constrained regional broadcasters will transition to NextGen standards.
Rohde & Schwarz is not alone in pushing native 5G Broadcast support into transmitter hardware. The broader ecosystem around 3GPP Release 17's 5G Broadcast specification has been gaining commercial momentum throughout 2026, with multiple vendors and broadcasters testing high-power tower overlay (HPTO) deployments across Europe. In June 2026, Ericsson launched its AI in RAN commercial software subscription claiming up to 20% higher downlink throughput across more than 15 live deployments, signaling that network-side infrastructure vendors are simultaneously investing in spectral efficiency gains that complement broadcast-side advances like the TM1.
The competitive landscape for UHF transmitter hardware is intensifying as broadcasters weigh modernization costs against regulatory timelines. Nokia and Indosat Ooredoo Hutchison announced a GPU-accelerated AI-RAN partnership in Indonesia on June 8, expanding the Nokia-NVIDIA architecture already adopted by T-Mobile US, SoftBank, and Vodafone, demonstrating how the same spectrum bands targeted by 5G Broadcast are attracting mobile network operator interest for unicast services. This convergence pressure means broadcasters deploying ATSC 3.0 and 5G Broadcast transmitters like the TM1 must coordinate spectrum planning with cellular operators in shared bands. Nokia combined with AWS and Databricks to build a telco AI control layer for autonomous networks at DTW Ignite in June 2026, further illustrating how the telecom ecosystem is building orchestration layers that will eventually interact with broadcast-unicast hybrid networks.
On the technical side, Nokia's mobile core team has been demonstrating measurable performance gains from AI-native network functions that parallel the efficiency improvements Rohde & Schwarz claims for the TM1's air-cooled architecture. Nokia reported that AI-driven paging reduces call setup times from approximately 10 seconds to one or two seconds in deployed use cases, showing how adjacent network layers are achieving similar order-of-magnitude improvements in latency and resource utilization. For broadcasters evaluating the TM1 renewal option for existing TMU9 sites, these parallel advances in network-side AI suggest that the full value of 5G Broadcast will depend on coordinated optimization across both the transmission and delivery layers, not just transmitter hardware alone. As regulatory debates continue, HC2 challenges Sinclair to secure FCC 5G broadcast authorization, highlighting the ongoing policy hurdles for widespread adoption.
Rohde & Schwarz launched the TM1 UHF transmitter at IBC 2026, offering native support for 5G Broadcast and ATSC 3.0. This hardware allows terrestrial broadcasters to modernize infrastructure for mobile-first delivery and datacasting. The TM1 includes a renewal option for existing TMU9 equipment, providing a cost-effective path to NextGen standards.
The TM1 transmitter features native support for 5G Broadcast and ATSC 3.0, enabling broadcasters to support mobile TV and targeted datacasting business models.
Yes, the TM1 series includes a renewal option that allows operators to upgrade previous-generation TMU9 installations to full TM1 functionality, which helps reduce capital expenditure.
The TM1 transmitter hardware covers power levels ranging from 600 W to 6.5 kW.
The TM1 utilizes R&S Auto-Doherty technology, which is designed to optimize real-time RF performance and energy efficiency across all operating points.
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