EC-2 96kHz A/D/D/A upgrade appendix a | Alesis specification

EC-2 96kHz A/D/D/A upgrade • appendix A

© 2002 Alesis. All rights reserved. Reproduction in whole or in part is prohibited. Specifications Subject To Change Without Notice.

7-51-0107-A 6/2002

EC-2 Manual

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Alesis owner manual EC-2 96kHz A/D/D/A upgrade appendix a

Contents

EC-2 EC-2 96kHz A/D/D/A upgrade appendix a Table of Contents Index CE Declaration of Conformity About the EC-2 Packing List Installing the EC-2 into the HD24Precautions Overview Remove the existing converter PCBs and cables Prepare to installHD24 interior with original A/D/A PCBs Install the new EC-2 PCBs HD24 with EC-2 installed Connect the PCBs Using the EC-2To test for proper installation About 96kHz/88.2kHz Sampling Operation Synchronizing two HD24s at different sample rates Inputs and OutputsSynchronizing at high sample rates About the EC-2’s audio performance When to use 88.2/96 kHzWhy 44.1/48 kHz? Converter defines the sound Can you hear it? Digital oversampling filters Extending the frequency range of other studio equipment High sample rate operation Latency Word clock Using the HD24/EC-2 with the Alesis AI-4 AES/EBU InterfaceUsing the AI-4 at 88.2/96 kHz Specifications