7 digital clock configuration, Application guide 95 – Lab.gruppen PLM 20000Q User Manual

Page 101

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Application Guide

95

PLM Series Operation Manual rev 1.2.3

10.7 Digital Clock Configuration

10.7.1 Digital Clock Overview

In order to provide a flexible and robust audio processing system, the PLM is equipped with a configurable
digital clocking system. The digital clock can generate various independent internal sample rates, or can
sync to an incoming AES3 signal. Figure 10-7 shows the various sample rates and options available.

Figure 10-7: Digital Clocking System

In Figure 10-7, each circled C represents a choice point. A choice point is a user‐interface control that can
be configured using the Lake Controller software. Please refer to the Lake Controller Operation Manual for
further information.

Figure 10-7 indicates internally generated clocks

with base-rate multiples of 44.1 kHz or 48 kHz. This

should not be confused with the internal DSP

sample rate of 96 kHz.

The PLM digital clocking system can either generate its own internal clock, or synchronize to an incoming
external clock source via the AES3 digital input.

10.7.2 Clock Source Priorities

There are two options for clock source configuration: Manual Configuration or Automatic Detection.

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