Stop blaming your receiver — this 40-year-old AV standard is killing your surround sound
… Let's talk codecs Format TOSLINK HDMI ARC HDMI eARC Stereo PCM Yes Yes Yes Dolby Digital 5.1 Yes Yes Yes DTS 5.1 Yes Yes Yes Dolby Digital Plus Usually no / limited Often yes Yes Dolby Atmos via DD+ No Sometimes, if the device chain supports it Yes Dolby TrueHD No No Yes DTS-HD Master Audio No No Y… …