distortion-limited response
(P
A NOMINAL
-3dB, k
Σ
= 1 %)
60 Hz .. 5 kHz
crosstalk between two channels
≥
80dB at 1 kHz /
≥
60dB at 10 kHz
MONITOR output characteristics:
electronically balanced
nominal output voltage
2 V = + 8.2 dBu
nominal load impedance
600 ohms
amplification frequency response
60 Hz .. 20 kHz
environmental temperature
+5 °C .. +40 °C
technical regulations:
This appliance is in accordance to the following regulations
EN 55103-1, EN 55103-2, EN 55022
EN 60065, EN 60555
dimensions (W x H x D)
19“ (483 mm) x 3HU (132 mm) x 345 mm
installation depth without external connectors
340 mm
installation depth incl. external connectors
max. 400 mm
weight
22.5 kg
color
anthracite
Extension kits for the DPA 4411:
NRS 90206 pilot tone surveillance (for four amplifiers)
Order No. 121 639
NRS 90207 ground fault surveillance (for four outputs)
Order No. 121 640
NRS 90208 input transformer (per single input)
Order No. 121 641
NRS 90227 monitor output transformer
Order No. 121 679
14. Specifications For DPA 4411 Accessories
14.1 NRS 90206 pilot tone surveillance (for four amplifiers)
pilot frequency
19 kHz ± 1%
fault recognition threshold
≤
12 mV
fault message output
separate for each output; via
PROMATRIX Manager DPM 4000
14.2 NRS 90207 ground fault surveillance (for four outputs)
input
loudspeaker line 20 V / 50V / 70V / 100V
fault message output
separate for each output; via
PROMATRIX Manager DPM 4000
voltage strength
1000 Veff
fault recognition threshold
≤
50 k ohms
14.3 NRS 90208 input transformer (per single input)
transmission range
20 Hz .. 20 kHz
input impedance
≥
10 k ohms
idling ratio
1:1
primary winding resistance
1420 ohms at 20°C
secondary winding resistance
1420 ohms at 20°C
14.4 NRS 90227 monitor output transformer
transmission range
40 Hz .. 20 kHz
nominal load impedance
≥
600 ohms
idling ratio
1:1
primary winding resistance
18 ohms at 20°C
secondary winding resistance
18 ohms at 20°C
36
