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为什么反三角函数的前缀是 arc?arc 的意思是什么? - 知乎 When measuring in radians, an angle of θ radians will correspond to an arc whose length is rθ, where r is the radius of the circle Thus, in the unit circle, "the arc whose cosine is x" is the same as "the angle whose cosine is x", because the length of the arc of the circle in radii is the same as the measurement of the angle in radians
ARC connected but no audio (resolved!) - AVS Forum Hey everyone, I'm trying to hook up my TV and receiver via HDMI ARC, but I'm struggling to get the TV audio on my surroundspeakers TV: LG OLED55BX6LB Receiver: Denon AVR-X1300W HDMI cable connected from TV's HDMI ARC port to receiver's HDMI ACR port Temporarily disconnected all other
Denon ARC trouble - AVS Forum I got the new Denon AVRX 4400H I have set up the speakers floor and height Speakers are assigned and calibrated Front speakers are connected to stereo power amplifier for a total of 11 channels and 2 subwoofers HDMI is connected to ARC HDMI 2 on my LG OLED TV through to my Denon ARC
control but no sound from ARC - AVS Forum Step 1 Make sure you have a high speed HDMI cable, older cables don't support ARC, should be rated as a 2 0 (18Gbit) or better yet 2 1 (48Gbit) Step 2 Make sure it is plugged into your HDMI Port marked ARC or eARC Newer Samsungs support eARC Usually this is port 3 and the other end to your AVR TV Out ARC or eARC port Step 3
Sonos 9. 4. 1 Arc Ultra new soundbar - AVS Forum The Ultra is a solid upgrade from the Arc My wife and I both prefer the SQ I hear a wider soundstage, improved center channel (we like to watch football with the voice enhancement on "high" which isolates the play-by-play and reduces the often objectionable crowd noise) One button, and the Arc is back in audio mode for Atmos, 5 1, etc
Dolby Digital Plus (DD+) Atmos over HDMI ARC - AVS Forum This means, an ARC source (TV) can determine which audio formats are understood by the ARC receiver (AVR, Soundbar), while an SPDIF source can just try and send stuff and hope for the best Mainly for this reason, SPDIF is usually limited to the 48 kHz realm (DD, DTS and stereo PCM), and often can not support the 96 and 192 kHz formats (96 kHz