Dynacord PROMATRIX System, Reference Manual

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DEVICE DESCRIPTIONS
PROMATRIX System User Handbook 1.1 5-17
5.1.8 2-Channel AUX Input Module (NRS 90228)
This 2-channel audio input module provides 8 RCA-type
connectors (4 x L / R) for connecting external audio
sources such as CD-players, tape decks, tuners, DAT
decks, etc. The module can be installed into slot 1 and
slot 2.
The input levels of the four AUX inputs can be
independently adjusted in a range between -10 dBu and
+12 dBu via internal trim-potentiometers.
Input channels can be switched separately to the monitor
bus and you can listen to the signal via headphones or
loudspeaker, either which being connected to the monitor
output.
B
IN 4
AU X
A UX
IN 3
L R
AU X
IN 2
AU X
I N 1
A
90 22 8
DP M - A UX
figure 5.19 2-channel AUX input module
Specifications:
description DPM-AUX 2-channel AUX input module, NRS 90228
connections 8 x RCA-type connectors
audio
inputs 4 x AUX, unbalanced, internally summed
nominal input level -10 dBu ... +12 dBu / 250 mV ... 3 V
m ax. input level +12 dBu / 3 V
input impedance 10 k
Ω
frequency response 20 Hz ... 20 kHz,
±
0.5 dB
S/N ratio > 100 dB (A-weighted)
distortion < 0.01 %
A/D-conversion 18-bit linear, Sigma-Delta
power consumption 1.4 W
operational temperature range +5
°
C ... +40
°
C
dimensions W x H x D 37.5 x 81 x 252 mm
weight 150 g