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appendix A
EC-2 Manual A-1
EC-2 96kHz Upgrade Cards
This document covers only those aspects unique to the EC-2 cards and should be kept with the HD24 manual.
Table of Contents
Important Safety Instructions ................................2
Safety symbols used in this product.......................2
CE Declaration of Conformity................................2
About the EC-2.....................................................2
Installing the EC-2 into the HD24...........................3
Using the EC-2 .....................................................6
Inputs and Outputs...............................................7
About the EC-2’s audio performance......................8
When to use 88.2/96 kHz......................................8
Extending the frequency range of other studio
equipment.................................................... 10
Using the HD24/EC-2 with computer
workstations and digital mixers..................... 11
Using the HD24/EC-2 with the Alesis AI-4
AES/EBU Interface....................................... 12
Specifications ......................................................... 13
Index
12-channel operation................................................6
AES/EBU Digital Audio Interface........................... 12
Analog Input (A/D) board.......................................5
Analog Output (D/A) board ....................................5
Antialiasing filters ...................................................8
anti-static
during installation .............................................4
converters ...............................................................8
daughterboard ........................................................3
DC power cable.......................................................6
Digital inputs and outputs
at high sample rates...........................................6
digital mixers
at high sample rates......................................... 11
dynamic range.........................................................8
Latency.................................................................11
level change
in unbalanced input...........................................7
low-pass filters ......................................................10
MasterLink
exporting to..................................................... 12
microphones ......................................................... 10
MIDI sequencer.......................................................2
mixing consoles.....................................................10
monitors
at 96 kHz......................................................... 10
Nyquist theorem......................................................8
oversampling filters.................................................9
phase response........................................................9
sample rates
about ................................................................8
software
upgrade ............................................................2
Synchronizing .........................................................7
Word clock............................................................ 12
workstations..........................................................11