Selecting the surround back decoding mode (continued)

How to select the surround back decoding mode

You can select the surround back mode you want according to the input stream.

When you select “AUTO”

When the input stream contains the 6.1 channel decode flag*1, the appropriate decoder is applied to decode the surround back signal.

For the DTS-ES Matrix 6.1 source, DTS Matrix decoder is applied.

For the DTS-ES Discrete 6.1 source, DTS Discrete decoder is applied to reproduce the Discrete 6.1 channel signal.

Input stream

Output channel

Applied surround back decoder

Dolby Digital 5.1

5.1*5

—

DTS 5.1

5.1*5

—

Dolby Digital EX*2

6.1*5

Matrix decoder conforms to Dolby Digital EX

DTS-ES Matrix 6.1*3

6.1*5

DTS Matrix decodeer

DTS-ES Discrete 6.1*4

6.1*5

DTS Discrete decodeer

When you select “MATRIX”

Dolby Digital EX is applied to decode the surround back signal regardless of the 6.1 channel decode flag*1 in the input stream. This decoder conforms to Dolby Digital EX and functions the same as the decoders used in movie theaters. This decoder can be used for all the Surround EX formats (Dolby Digital EX, DTS-ES Matrix 6.1, DTS-ES Discrete 6.1).

Input stream

Output channel

Applied surround back decoder

Dolby Digital 5.1

6.1*5

Matrix decoder conforms to Dolby Digital EX

Dolby Digital EX

6.1*5

Matrix decoder conforms to Dolby Digital EX

DTS 5.1

6.1*5

Matrix decoder conforms to Dolby Digital EX

DTS-ES Matrix 6.1*3

6.1*5

Matrix decoder conforms to Dolby Digital EX

DTS-ES Discrete 6.1*4

6.1*5

Matrix decoder conforms to Dolby Digital EX

When you select “OFF”

 

Surround back decoding is not performed.

 

*1

6.1 channel decod flag is the information recorded in software like DVDs.

*2

Dolby Digital DVD that includes a Surround EX flag. The Dolby Corporation web page can help you

 

distinguish Surround EX films.

 

*3

Software encoded with a flag to denote it has both Surround EX and 5.1 channel signals.

*4

Software encoded with both 5.1 channel signals and an extension stream designed for returning those signals to

6.1discrete channels. Discrete 6.1 channel signals are DVD specific signals not used in movie theaters. *5 When two surround back speakers are connected, the output channel will be 7.1 channels.

40GB

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Sony STR-DA4ES 40GB, How to select the surround back decoding mode, When you select Auto, When you select Matrix
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STR-DA4ES specifications

The Sony STR-DA4ES is a high-performance AV receiver that has garnered attention from audiophiles and home theater enthusiasts alike. Launched during the early 2000s, this model represents a blend of advanced technology and user-friendly design, making it a popular choice for those seeking immersive audio and video experiences.

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The receiver is equipped with a highly sophisticated digital signal processor (DSP) that optimizes sound reproduction. The Digital Cinema Sound technology enhances the listening experience by simulating different acoustics, allowing for a more immersive experience. Among its highlighted features is the automatic speaker calibration system, known as "Digital Auto Calibration," which fine-tunes the audio setup based on room characteristics. This feature simplifies the installation process by automatically adjusting settings for optimal sound.

The STR-DA4ES also boasts a range of connectivity options, including multiple HDMI inputs and outputs, component video inputs, and various digital and analog audio inputs. This ensures seamless integration with a wide array of devices, from Blu-ray players to gaming consoles, facilitating a comprehensive home theater setup. Additionally, the presence of dual-zone functionality allows for separate audio output in different rooms, catering to various listening preferences.

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In summary, the Sony STR-DA4ES stands out for its powerful performance, advanced processing capabilities, and versatile connectivity options, making it an excellent choice for home theater enthusiasts. Whether you're watching movies, playing games, or listening to music, it promises a captivating audio experience that elevates any entertainment setup.
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