Is PCM surround sound?
PCM can carry surround sound, but it cannot do so over an optical cable—the optical cable can only carry stereo PCM (using TOSLINK, the home stereo standard).
To send surround PCM, you’d need to use an HDMI cable (or alternatively displayport on a PC), which carries both the video and audio signal..
Is DTS 2.5 better than PCM?
DTS has a higher bitrate and sounds technically better. … Setting PCM or Bitstream settings does not influence the decision Dolby Digital Vs DTS Neo 2.5, because PCM and Bitstream are related to the HDMI input audio format.
Should I use PCM or Dolby Digital?
Dolby Digital is compressed so PCM is better. Dolby True HD, DTS HD MA, Atmos and DTS X are also lossless, so should be similar quality to PCM. If the source audio is stereo, it should only be coming from your front left and right speakers unless you use an up mixer.
Is PCM 5.1 surround sound?
The PCM audio recorded on DVD is a two-channel digital, stereo audio track. The Dolby Digital® technology, which was originally called AC3, was developed specifically for multi-channel applications, including film sound and digital surround sound in the home. Dolby Digital® technology uses a 5.1 or six channel format.
What is better PCM or DTS?
In general, however, the AV receiver is usually the better choice. … PCM is best suited to those who do not have an AV receiver and output the sound via the TV boxes. This also calls for PCM: If you want to output HD sound formats such as Dolby True HD or DTS HD, but the AV receiver does not support them.