300 Appendix B: Technical Specification
XL8 Control Surface
Operator Manual
XL8 system inputs and outputs
DL431 splitter - analogue inputs
DL431 splitter - analogue outputs
DL431 splitter - digital (system) outputs
Connector 3-pin XLR balanced
Phantom power 48-volt with local switch and remote control
from XL8 control centre
Gain control A -2.5dB to +45dB analogue gain in 2.5dB steps
with local and remote control; plus a further
±20dB of hi resolution interpolated DSP trim
Gain control B Independent second channel identical to above
Filter A 30Hz high pass with local defeat switch and
remote control from XL8 control centre
Filter B Independent second channel identical to above
Meter (24-off) 7-segment, -18dBu to +24dBu
Meter A/B Meters can be switched to monitor A or B
pre-amplifiers
A/D converter A 24-bit, 96k and 128 times over sampling
A/D converter B Independent second channel identical to above
Connector A 3-pin XLR balanced
Connector B Independent second channel identical to above
Connector C Independent third channel on front-mounted
3-pin XLR, balanced and transformer isolated
(with fixed gain of -6dB)
Headphone connector 1/4” jack
Audio monitor 3-pin XLR balanced
System connector A AES50 (24 channels of digital audio) on
Ethercon XLR
System connector B Independent second channel identical to above
Duplicate connector A AES50 (24 channels of digital audio) on
Ethercon XLR providing dual redundant back up
of A channels
Duplicate connector B AES50 (24 channels of digital audio) on
Ethercon XLR providing dual redundant back up
of B channels
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