CONTRACTOR PRECISION SERIES
30 Owner‘s Manual / Bedienungsanleitung
Specifications/Technische Daten
Amplifier at rated conditions, both channels driven, 8
Ω
load, unless otherwise specified.
Depending on the ambient temperature, the unit might not operate continously at 2
Ω
load in Dual Mode or 4
Ω
in Bridged Mode.
In addition input power exceeds 1.1 times rated power consumption with 2
Ω
load in Dual Mode or 4
Ω
load in Bridged Mode
CPS2.4
CPS2.6
CPS2.9
CPS2.12
Load Impedance
2
Ω
4
Ω
8
Ω
2
Ω
4
Ω
8
Ω
2
Ω
4
Ω
8
Ω
2
Ω
4
Ω
8
Ω
Maximum Midband Output Power
THD = 1%, 1 kHz, Dual Channel
650 W
450 W
270 W
900 W
600 W
380 W 1250 W 900 W
550 W 1800 W 1200 W 750 W
Rated Output Power
THD < 0.1%, 20 Hz...20 kHz
-
400 W
200 W
-
500 W
250 W
-
800 W
400 W
-
1100 W 550 W
Maximum Single Channel Output Power
Dynamic-Headroom, IHF-A
1150 W 660 W
350 W 1700 W 950 W
480 W 2450 W 1400 W 700 W 3400 W 1800 W 950 W
Maximum Single Channel Output Power
Continuous, 1 kHz
850 W
540 W
310 W 1200 W 750 W
420 W 1700 W 1100 W 630 W 2400 W 1500 W 850 W
Maximum Bridged Output Power
THD = 1%, 1 kHz
-
1300 W 900 W
-
1800 W 1200 W
-
2800 W 1800 W
-
3600 W 2400 W
Maximum RMS Voltage Swing
THD = 1%, 1 kHz
55.3 V
65.1 V
78.8 V
90.6 V
Power Bandwidth
THD = 1%, ref. 1 kHz, half power @ 4
Ω
< 10 Hz...30 kHz
Voltage Gain
, ref. 1 kHz
32.0 dB
Input Sensitivity
rated power @ 8
Ω
, 1 kHz
+2.2 dBu (1.0 V
rms
)
+3.1 dBu (1.11 V
rms
)
+5.1 dBu (1.39 V
rms
)
+6.6 dBu (1.66 V
rms
)
THD
at rated output power
MBW = 80 kHz, 1 kHz
< 0.03%
IMD-SMPTE
, 60 Hz, 7 kHz
< 0.1%
DIM30
, 3.15 kHz, 15 kHz
< 0.05%
Maximum Input Level
+21 dBu (8.69 V
rms
)
Crosstalk
ref. 1 kHz, at rated output power
< -80 dB
Frequency Response
, ref. 1 kHz
10 Hz...40 kHz (
±1 dB)
Input Impedance
, active balanced
20 k
Ω
Damping Factor
, 1 kHz
> 300
Slew Rate
25 V/
μ
s
26 V/
μ
s
27 V/
μ
s
30 V/
μ
s
Signal to Noise Ratio Amplifier
A-weighted
> 106 dB
> 107 dB
> 109 dB
> 110 dB
Output Noise
, A-weighted
< -71 dBu
Output Stage Topology
Class AB
Class H
Power Requirements
240 V, 230 V, 120 V or 100 V; 50 Hz...60 Hz (factory configured)
Power Consumption
1/8 maximum output power @ 4
Ω
550 W
700 W
700 W
850 W
Mains Fuse
240 V / 230 V: T10AH;
120 V / 100 V: T20AH
240 V / 230 V: T12AH;
120 V / 100 V: T25AH
240 V / 230 V: T15AH;
120 V / 100 V: T25AH
240 V / 230 V: T15AH;
120 V / 100 V: T30AH
Protection
Audio limiters, High temperature, DC, HF, Back-EMF, Peak current limiters, Inrush current limiters, Turn-
on delay
Cooling
Front-to-rear, 3-stage-fans
Ambient Temperatur Limits
+5 °C...+40 °C (40 °F...105 °F)
Safety Class
I
Dimensions
(W x H x D), mm
483 x 88.1 x 421.5
Weight
12.6 kg (27.8 lbs)
14.8 kg (32.6 lbs)
16.3 kg (35.9 lbs)
17.7 kg (39.0 lbs)
Signal Processing
Lo-Cut 50 Hz / 18 dB, switchable
Optional
2-Way crossover, internal filter card, 24 dB, LR
500 Hz (NRS 90250), 800 Hz (NRS 90251)
