
APPENDIX
Table A13 – continued
Surround Mode | Description | Incoming Bitstream or Signal |
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Dolby Pro Logic IIx | An expansion of Dolby Pro Logic II that adds a surround back channel |
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Mode Group | which may be played through one or two surround back speakers. The |
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| Dolby Pro Logic IIx modes may be selected not only with Dolby Digital bit- |
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| streams, but thanks to the AVR 7550HD’s |
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| with some DTS bitstreams to add a surround back channel to 5.1 modes. |
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|
Dolby Pro Logic IIx | This mode is similar to Dolby Pro Logic II Movie, with an added surround | • Dolby Digital 2/0/.0 or .1, 2/2/.0 or .1, |
Movie | back channel. | 3/2/.0 or .1, EX |
|
| • Analog |
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| • Tuner |
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| • PCM (32kHz, 44.1kHz, 48kHz, 96kHz) |
|
|
|
Dolby Pro Logic IIx | This mode is similar to Dolby Pro Logic II Music, including the availability | • Dolby Digital 2/0/.0 or .1, 2/2/.0 or .1, |
Music | of center width, dimension and panorama adjustments. Dolby Pro Logic IIx | 3/2/.0 or .1, EX |
| Music adds a surround back channel. | • Analog |
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| • Tuner |
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| • PCM (32kHz, 44.1kHz, 48kHz, 96kHz) |
|
|
|
Dolby Pro Logic IIx | This mode is similar to Dolby Pro Logic II Game, with the added benefit | • Dolby Digital 2/0/.0 or .1 |
Game | of a surround back channel. | • Analog |
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| • Tuner |
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| • PCM (32kHz, 44.1kHz or 48kHz) |
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|
|
Dolby Virtual Speaker | Simulates 5.1 channels when only two speakers are present, or a more | See below |
Mode Group | enveloping sound field is desired. |
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|
Dolby Virtual Speaker | When only two main speakers are present, the Reference mode virtualizes | • Dolby Digital (uses only |
Reference | a full surround presentation with accurate localization. | when signal does not contain center channel |
|
| information) |
|
| • Analog |
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| • Tuner |
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| • PCM (32kHz, 44.1kHz or 48kHz) |
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|
|
Dolby Virtual Speaker | Wide mode may be used with two main speakers to widen the front | • Dolby Digital (number of channels available |
Wide | soundstage by virtualizing the locations of the left and right speakers. | varies by number of channels in signal) |
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| • Analog |
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| • Tuner |
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| • PCM (32kHz, 44.1kHz or 48kHz) |
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|
|
DTS Digital | Using a different encoding/decoding method than Dolby Digital, it also | • DTS 1/0/.0 or .1, 2/0/.0 or .1, 3/0/.0 or .1, |
| provides up to five discrete main channels, plus an LFE channel. | 3/1/.0 or .1, 2/2/.0 or .1, 3/2/.0 or .1 |
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| • |
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| • |
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|
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| • | |
| with | |
| transmitted using a DTS core with |
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| only DTS 5.1 surround sound is desired (or available, if the multizone |
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| system is in use), the higher capacity of |
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| DTS at twice the bit rate used on |
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• | ||
| studio master recording in up to 7.1 channels, for an incredibly accurate | |
| performance. | via HDMI |
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