Dolby Professional Reference Decoder DP568

The Dolby® DP568 Professional Reference Decoder is a 7.1 decoder that assists broadcasters in the adoption and deployment of the latest Dolby audio codecs.

The Dolby DP568 is designed to help broadcasters monitor streams along multiple points of the broadcast chain. The DP568 is also a convenient platform for performing confidence monitoring of the latest Dolby technologies.

It provides real-time decoding of Dolby Digital Plus, Dolby Digital, HE AAC with Dolby metadata, and Dolby Pro Logic® IIx. Features such as secondary audio bitstream mixing and 7.1 Dolby Digital Plus decoding can easily be monitored using the DP568.

The DP568's extensive input capabilities:

Allow broadcasters to perform quality control at any point within their headends

Enable monitoring and display of all audio-related metadata and measurement of program loudness, using Dolby Dialogue Intelligence™, ITU-R BS.1770-1, or EBU Mode loudness estimation

Additional features include:

Monitoring capabilities for emulating set-top box behavior in the QC environment

A consumer emulation mode for Dolby Digital Plus and Dolby Multistream Decoders found in consumer TVs and set-top boxes, H.264 and MPEG-2 video decoding, and standard analog and digital audio and video outputs (including HDMI®)

A Web-based user interface for easy selection and monitoring of the unique downmixing capabilities, listening modes, and compression modes of Dolby technologies

A front-panel interface for basic setup and monitoring through standard headphones

DP568 Front Panel

Multifunction Display
For status indication and setup operations, LEDs display errors and presence of audio and video

Volume Controls
Master and headphone levels

Headphone Output
6.35 mm (1/4-inch) standard stereo headphone jack for confidence monitoring

USB Ports
Two standard USB ports

DP568 Rear Panel

ASI/SDI Input
One auto-detecting BNC female connector, 75Ω, unbalanced
Auto-detects and supports SD-SDI (SMPTE 259M-1998), 1.5 GB/s HD-SDI (SMPTE 292M-1998), 3.0 GB/s HD-SDI (SMPTE 424M-2008), or DVB-ASI (ETSI TR 101 891 v1.1.1)

AES Input
Supports PCM or coded audio streams via one BNC female connector, unbalanced, 75Ω, signal levels per AES-3id-1995 (SMPTE 276M)

Digital Audio Outputs
Outputs PCM or coded audio streams through four BNC female connectors, unbalanced, 75Ω, signal levels per AES-3id-1995 (SMPTE 276M)

Analog Audio Outputs
Balanced two-channel stereo analog audio output via one 8-pin mini-DIN connector
Breakout cable with two 3-pin XLR male connectors

HDMI Output
Distributes uncompressed video and PCM audio

Composite Video Output
SMPTE 170M NTSC or ITU-R BT.470 PAL
BNC female connector, unbalanced, 75Ω, signal levels per AES-3id-1995 (SMPTE 276M)

Ethernet Ports
The media gigabit Ethernet (GE) port can receive MPEG transports over UDP/RTP, IGMP v3 support (for multicasted streams)
The control GE port provides status and control via a Web-based user interface

Processing Capabilities

Audio Coding Algorithms
Dolby Digital Plus (E-AC-3); Dolby Digital (AC-3); AAC, HE AAC v1, HE AAC v2 with Dolby metadata; Dolby Pro Logic II; MPEG-1 LII; stereo PCM

Video Formats Supported
H.264, MPEG-2
HD–1080i at 25, 29.97, and 30 fps; 720p at 59.94, 60, and 50 fps
SD–480i at 29.97 fps and 576i at 25 fps

Loudness Estimation/Algorithms
ITU-R BS.1770-1 audio loudness measurement with Dialogue Intelligence, patented
EBU Mode (EBU R128)

Peak Measurement
True Peak per ITU-R BS.1770-1 Annex 2

Environmental Characteristics

Power Specifications
100–240 VAC, 50–60 Hz, auto-sensing, 350 W, designed to operate from a centrally switched power source
Front-panel power switch; field-replaceable power supply

Dimensions and Weight
1-U rackmount: 44 × 483 × 394 mm (1.75 × 19 × 15.50 inches)
Net: 6.5 kg (14.5 lb)

Environmental Conditions
Operating: 0°C–40°C (32°F–104°F), fan cooling, 20%–80% relative humidity (noncondensing)

Regulatory Notices
North America: UL, FCC, and CE compliant
Europe: complies with the European Union Directive 2002/95/EC on the restriction of the use of certain hazardous substances in electrical and electronic equipment (RoHS), as amended by Commission Decisions 2005/618/EC, 2005/717/EC, and 2005/747/EC (RoHS Directive)

Choose from the drop-down menus below to get Dolby professional reference material.

Select a TechnologyDolby 3DDolby DigitalDolby StereoDolby Surround 7.1Dolby AC-2Dolby Digital (AC-3) Encoding/DecodingDolby Digital EXDolby Digital PlusDolby EDolby Open Specification for 3D SystemsDolby TrueHDDolby Volume (STB/TV)HE AACMetadataMLP LosslessDolby Pro LogicDolby Pro Logic IIDolby Pro Logic IIxDolby Surround-- PC --Dolby VoiceBroadcast LoudnessDolby Atmos

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