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Operator Manual
43
Signal path noise 22Hz to 22kHz unweighted (inputs 150R
terminated)
Dynamic range 22Hz to 22kHz unweighted
DL251/DL252 system inputs and outputs
DL251/DL252 input and output
characteristics
Analogue input characteristics
Analogue output characteristics
Input
Output
Gain
Output noise EIN
DL251 I/O Box DL252 I/O Box
0dB
-86dBu
-86dBu
DL251 I/O Box DL252 I/O Box
40dB
-86dBu
-125dBu
DL252 I/O Box DL251 I/O Box
0dB
-86dBu
-86dBu
DL252 I/O Box DL251 I/O Box
40dB
-86dBu
-125dBu
Input
Output
Gain
Output noise
EIN
DL251 I/O Box DL252 I/O Box 0dB
+21dBu
107dB
DL251 I/O Box DL252 I/O Box 40dB
+21dBu
106dB
DL252 I/O Box DL251 I/O Box 0dB
+21dBu
107dB
DL252 I/O Box DL251 I/O Box 40dB
+21dBu
106dB
I/O box inputs
Connector
3-pin XLR balanced
A/D converter
24-bit, 96kHz and 128 times
oversampling
Box analogue outputs
Connector
3-pin XLR balanced
D/A converter
24-bit, 96kHz and 128 times
oversampling
MIDI
MIDI connector
In, out and through on 5-pin DIN
(for use with Midas consoles only)
48kHz I/O digital system inputs and outputs
System connector (1)
1 x AES50 (48 channels of
bi-directional digital audio) on
EtherCon® XLR
Redundant connector (2)
1 x AES50 (48 channels of
bi-directional digital audio) on
EtherCon® XLR providing
redundant back-up
Additional connector (3)
Not used
96kHz I/O digital system inputs and outputs
System connector (1 and 2)
2 x AES50 (24 channels of
bi-directional digital audio) on
EtherCon® XLR
N+1 connector (3)
1 x AES50 (24 channels of
bi-directional digital audio on
EtherCon® XLR providing
redundant back-up
Input
Load Z Gain
Max. level Connector
DL251 I/O Box 10k
-2.5dB to +45dB +24dBu
XLR
DL252 I/O Box 10k
-2.5dB to +45dB +24dBu
XLR
Output
Source Z
Gain
Max. level
Connector
DL251 I/O Box
50R
0dB
+21dBu
XLR
DL252 I/O Box
50R
0dB
+21dBu
XLR
48kHz digital I/O characteristics
Type
AES50
Channels
48
Data length
24-bit
I/O
Bi-directional
Description notes
Conforms to AES50-2006
Connector
EtherCon® XLR
96kHz digital I/O characteristics
Type
AES50
Channels
24
Data length
24-bit
I/O
Bi-directional
Description notes
Conforms to AES50-2006
Connector
EtherCon® XLR
Summary of Contents for DL251
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