Dynacord DPM 4000 manual 5.1.8 2-ChannelAUX Input Module NRS, Dpm - Aux

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. Automatic pilot tone surveillance of the entire input stage is integrated as well.

DEVICE DESCRIPTIONS

DPM - AUX

AUX

IN 1

A

AUX

IN 2

L R

AUX

IN 3

	B
	AUX
	IN 4
	90228
	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
max. input level	+12 dBu / 3 V
input impedance	10 k￿
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

PROANNOUNCE System User Handbook 1.1 5-17