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Continue to ChatR&S VTx video tester supports HLG-capable devices https://www.ednasia.com/r-and-s-vtx-video-tester-supports-hlg-capable-devices/
R&S VTx video tester supports HLG-capable devices https://www.ednasia.com/r-and-s-vtx-video-tester-supports-hlg-capable-devices/