Appendix: Cables for Video & Audio
102
Audio Cables
HDMI
HDMI is described in the video cable section. HDMI is the only interconnection scheme that can carry both audio and video on the
same cable.
Coax
Coax is a shorthand way of saying “coaxial cable.” In the consumer audio/video industry, the term “Coax” is is a type of digital audio
interconnect which uses an RCA style cable. Coax cables may be colored orange. Coax carries a digital audio signal called SP/DIF.
Analog Stereo (RCA Cables)
Analog Stereo is an audio interconnect found usually on older equipment. As the name implies, the signals are analog and a stereo 2
channel signal is carried on RCA style connectors. Usually, these cables are colored Red/White.
Optical Audio Cable
Optical cables are used to carry digital
audio signals encoded in the SP/DIF
format.
For sources that don’t have HDMI, you can
use an Optical cable to connect the source’s
audio output to an audio input on your
EDGE GREEN.
EDGE GREEN has 3 Optical Audio Inputs.
EDGE GREEN has 1 Optical Audio Output.
It can be used to connect digital audio to an
AV Receiver if the Receiver does not
support HDMI input.