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PRO1 Live Audio System
Owner’s Manual
Appendix C: Technical Specification
This appendix provides the full technical specification for the PRO1 Live Audio System,
which includes the DL251 Audio System I/O.
© 2013 MUSIC Group IP Ltd. Technical specifications and appearances are subject to
change without notice and accuracy is not guaranteed. MIDAS and KLARK TEKNIK are
part of the MUSIC Group (music-group.com).
PRO1 general statistics
XLR connections 1 x 5U rack I/O box houses:
• 48 x (XLR) mic/line inputs
• 16 x (XLR) line outputs
Control surface houses:
• 24 x (XLR) mic/line inputs
• 16 x (XLR) line outputs
• 4 x (XLR) monitor outputs
• 3 x (XLR) master outputs
• 2 x (XLR) AES3 stereo outputs
• 2 x (XLR) AES3 stereo inputs
• 1 x (XLR) AES3 sync output
• 1 x (XLR) AES3 sync input
• 1 x (XLR) talk out
• 1 x (XLR) talkback
• 1 x (XLR) talk mic
System expansion Multiple 3U rack configurable I/O boxes
(optional DL451 rack boxes) can be connected
that house 24 x I/O slots in 8 x 8 wide blocks
of:
• 8 x (XLR) mic/line inputs or
• 8 x (XLR) line outputs or
• 8 x (Jack) line in and 8 x line out
• 4 x (stereo) AES3 in and 4 x (stereo)
AES3 out
Multiple 6U rack splitters (optional DL431)
house:
• 24 x splitter mic/line inputs
• 2 x 24 splitter outputs
• 1 x 24 transformer isolated splitter outputs
Input audio processing 40 x dual slope high and low pass filters
40 x 4-band parametric EQs with 3 shelf modes
40 x 4-mode creative input compressors
40 x input gates
Mix/output audio processing 24 x output 6-band parametric EQs with shelf
and multiple high and low pass modes
24 x 5-mode creative output dynamics
8 x assignable Klark Teknik output GEQs