Specifications, 2 specifications -2, 2 specifications – Dolby Laboratories 585 User Manual

Page 40

Model 585 Time Scaling Processor

Reference Data

7-2

Note:

In multichannel audio, the LFE channel is bandwidth-limited, so to properly

process the complete program audio, the LFE channel must be assigned
according to standard channel mapping.

7.2 Specifications

Time Scaling/Pitch Correction Process
Dolby proprietary, real-time processing

Channel Modes/Program Configurations
Processes up to eight discrete channels of audio; supports all Dolby

E program

configurations, including 5.1, 5.1 + 2, 4

2, 8

Pitch Shifting Range

15% (0.1% increments), or –282 cents to +242 cents (in 2-cent increments)

Time Scaling Range

15% (0.1% increments)

Time Scaling Storage Limits
Internal memory:

mono: 23 min 11 sec

stereo: 11 min 35 sec

4 channels: 5 min 48 sec

5.1 channels: 3 min 50 sec

8 channels: 2 min 54 sec

Audio Sampling Rates

48 kHz,

15% (40.8 to 55.2 kHz)

Frequency Response

20 Hz to 20 kHz,

0.25 dB

Distortion
<0.01% at 1 kHz
<0.02%, 20 Hz to 20 kHz