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LOS ANGELES—Apex-RF will showcase its newly launched RAINIER next-generation wireless live camera transmission system designed for the evolving demands of broadcast, live production and studio environments during the 2026 NAB Show, April 18-22, at the Las Vegas Convention Center.
RAINIER delivers ultra-low latency (<50ms) 4K HDR video using a fully IP-based architecture, enabling seamless integration into modern broadcast workflows. With support for Wi-Fi 7 transmission across 5–7.3 GHz frequencies and a mesh antenna network, the system ensures reliable, high-performance connectivity in even the most challenging production environments.
“At Apex-RF, we set out to redefine what wireless camera systems can do,” said Apex-RF chief technology officer Sean Munaco. “RAINIER combines video, control, intercom and IP infrastructure into one unified solution, giving broadcast production teams unprecedented flexibility and performance.”
Key features include:
- 4K 12G SDR/HDR 10-bit 4:2:2 video quality.
- Ultra-low delay of less than 50 milliseconds.
- HEVC encoding with selectable bitrates up to 60 Mbps.
- Wi-Fi 7 RF transmission with 16 channels.
- Full duplex IP camera control for Sony, Grass Valley, Ikegami and Panasonic.
- Native intercom integration with RTS, Clear-Com and Riedel systems.
- Dante IP intercom support.
- SMPTE ST 2110 output with NMOS control.
- Mesh antenna architecture for scalable multi-receiver setups.
Designed as a complete ecosystem rather than a standalone transmitter, RAINIER integrates camera control, tally, intercom and data into a single platform. The system is well-suited to live sports, concerts, film and television production and remote broadcast workflows.
RAINIER is available now.
See Apex-RF at 2026 NAB Show booth C5613.
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More information is available on the company’s website.
Phil Kurz is a contributing editor to TV Tech. He has written about TV and video technology for more than 30 years and served as editor of three leading industry magazines. He earned a Bachelor of Journalism and a Master’s Degree in Journalism from the University of Missouri-Columbia School of Journalism.

