Crestron
™
DigitalMedia
Putting The “A” back In A/V
DM Audio Overview
Crestron DigitalMedia is the best digital transport
network for both video and audio signals
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Thousands of engineering and design hours invested to eliminate the
complexities of mixing HD audio and video in one system
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Most other systems treat audio as an afterthought
Portfolio includes over 70 products supporting
five different types of audio inputs
HDMI®
DisplayPort™
S/PDIF optical
S/PDIF coaxial
Serial Digital Interface (SDI)
Analog stereo
DM Audio Overview
Crestron DigitalMedia is the best digital transport
network for both video and audio signals
Only DM can route all audio formats over any type of
DigitalMedia infrastructure
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CAT5e
Multimode fiber
Single mode fiber
DM Audio Overview
Crestron DigitalMedia is the best digital transport
network for both video and audio signals
All audio formats can be routed over any type
of DigitalMedia infrastructure
Crestron provides the best possible experience
for end users
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Without the extra time
Without the extra equipment
Without the extra troubleshooting, DM is not cumbersome
DM Audio Solutions To HDMI Challenges
Crestron provides multiple solutions to HDMI
audio challenges
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DSP Downmixing
• Transmits multichannel audio stream and a 2-channel downmix
of the same source at the same time
DM Audio Solutions To HDMI Challenges
Crestron provides multiple solutions to HDMI
audio challenges
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DSP Downmixing
Breakaway switching
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Combines any audio input with any video input, routing any combination to any output
DM Audio Solutions To HDMI’s Challenges
Crestron provides multiple solutions to HDMI
audio challenges
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DSP Downmixing
Breakaway switching
“Free run” mode
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Automatic generation of black frame video to carry audio without need for an extra
video source
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Audio is transmitted on video signals
Without a video signal, audio cannot be distributed
DM Audio Solutions To HDMI Challenges
Crestron provides multiple solutions to HDMI
audio challenges
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DSP Downmixing
Breakaway switching
“Free run” mode
Audio loop outputs
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DigitalMedia provides audio loop outputs for each system input
Allows all sources to be available to the audio distribution solution
without using valuable DigitalMedia video outputs
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Accommodates situations where there are more audio-only
zones than A/V zones
DM Audio Solutions To HDMI Challenges
Crestron provides multiple solutions to HDMI
audio challenges
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DSP Downmixing
Breakaway switching
“Free run” mode
Audio loop outputs
Support for all audio formats
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From stereo analog to multi-channel digital
Over copper, multi-mode and single-mode fiber
DM Audio Advantages
System Design Capabilities
Crestron
Designed to distribute the full breadth of audio and video formats
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Ability to distribute both analog & digital audio without purchasing additional cards
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Supports breakaway audio switching
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Analog audio available with every HDMI output
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No restrictions on distributing surround sound audio
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Distribution of signals containing HDCP-protected signals over CAT5, multimode fiber, and
single mode fiber transmitters or receivers
Input cards & transmitters that include “free run mode,” which carries audio without
need for an extra video source
Full breakaway audio switching
DSP downmixing (conversion of a multichannel audio stream into a 2 channel stream of the
same content.)
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Uses EDID to automatically select the correct audio track
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Audio loop outputs for each system input
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