CP 31
COMMERCIAL PROCESSOR
Data Sheet-2
Parameter
Specification
Limit
Units
Conditions/Comments
MIC/LINE PAGING INPUT
..........Input Type
Balanced
Instrumentation amplifier
..........RFI Filter
Yes
..........Gain Range
+30 to +60
2
dB
Continuously adjustable
..........Frequency Response
30 to 40k
typ
Hz
Maximum gain, +0, -3 dB
..........Input Referred Noise
-125
1
dBu
Gain: 60 dB, Rs:150 ohms, BW: 20 kHz
..........CMRR
40
min
dB
20 Hz to 20 kHz
..........THD+N
0.05
0.01
%
Gain: 30 dB, +4 dBu out, 1 kHz, BW: 80 kHz
..........“Mic” Input Impedance
500
1%
ohms
Each leg to ground
..........Line Pad
30
1
dB
..........“Line” Input Impedance
14.5k
1%
ohms
Each leg to ground
..........Signal Detector Range
-
(on) to +4
typ
dBu
Continuously adjustable
..........Signal Detector Attack
10
typ
msec
Fixed; 10 dB overdrive
..........Signal Detector Release
3
typ
sec
Fixed
..........Overload Detector
+16
1
dBu
4 dB before clipping
..........Low Cut / Hi Cut Filters
100 & 7k
5%
Hz
Selectable In/Out
PROGRAM INPUT
Stereo
..........Input Type
Unbalanced
RCA connector
..........Input Level Adjust
Off to 0
dB
..........Frequency Response
10 to 50k
typ
Hz
+0, -3 dB
..........Input Impedance
10k
1%
ohms
OUTPUTS
..........Type
Balanced
Euroblock connector
..........Zone Out Gain: Program In
12
1
dB
...............From Page Inputs
6
1
dB
..........Expand Out Gain
6
1
dB
From Page or Program Input
..........Frequency Response
10 to 50k
typ
Hz
+0, -3 dB
..........S/N
90
min
dBr
re +4 dBu; BW: 20 Hz-20 kHz
..........THD+N
0.05
0.01
%
+4 dBu, 1 kHz, BW: 80 kHz
..........Crosstalk
-80
max
dB
1 kHz, Rs: 25 ohms, (L/R)
..........Output Impedance
100
1%
ohms
Each leg
..........Maximum Output
24
typ
dBu
Load: 2k ohms
..........Peak Meter
-10, +4, +16
±2
dBu
Peak reponse
..........Ducker: Depth Range
50 to 6
typ
dB
Continuously adjustable
Features and Specifications
Exposure to modulated RF and electromagnetic fields as specified in CE EMC standard EN55103-2 results in worst case
THD+N of 0.34% (quasi-peak, A-weighted, 22-22k Hz) with a signal level of +4 dBu @ 1k Hz.