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A U D I O M I X E R S
Compact Audio Mixer
WR-X22NH
•
For medium-size conference rooms and multi-purpose audio and video rooms, 8 mono inputs and 4 stereo inputs, 2 main
stereo outputs.
•
Ch7-8 of these systems are equipped with phantom power source(48V) for using microphones.
•
One-touch access to 8 different pre-registered acoustic fields.
•
Easy-to-use and prevending operation mistakes.
•
The 5U body design makes flexible setup possible.
•
Several WR-X22 units under a single integrated control
Dimensions
480
465
SPECIFICATIONS
Frequency Response
20Hz ~ 20kHz, +0.5dB, –1.0dB (Stereo input)
20Hz ~ 20kHz, +0.5dB, –2.5dB (Mono input with a built-in HPF off)
T.H.D
1% or less (Mono input)
Crosstalk
–70dB or less 1kHz (between adjacent input channels)
Maximum Voltage Gain
30dB±3dB (Mono input mic)
60dB±3dB (Mono input line)
30dB±3dB (Stereo input)
Equalizer
high : peaking type 4kHz±6dB
low : shelving type 70Hz±15dB
Maximum Input Level
+10dB or more (Mono input mic)
+20dB or more (Stereo input)
Maximum Output Level
+24 or more
Equivalent Input Noise
–125dB or less (Source impedance 150Ω AUDIO BAND FILTER)
Residual Noise
–90dB or less (AUDIO BAND FILTER)
Power Consumption
35W (30kcal)
Power Supply
AC220 ~ 240V, 50Hz
Dimensions
480 (W) x 221 (H) x 144 (D) mm
Weight (approx.)
7.5 kg
Block Diagram
MIC/LINE
MIC
MONO
LINE
INPUT
1
PAD
MIC -60~-10dB 5kΩ
LINE -40~+10dB 10kΩ
2
3
4
5
6
MONO
PHANTOM
INPUT
MIC
-60~-10dB 5kΩ
7
8
INPUT
STEREO
INPUT
L
R
+10/0/-10dB 10kΩ
1
2
3
4
RTRN
RTRN INPUT
+4dB 10kΩ
SUB INPUT
+4dB 10kΩ
Rear Panel
144
Unit: mm
Input Characteristics
Input Characteristics
Mono Input1~6
Mono Input 7,8
Stereo Input 1~4
Return Input
Sub Input
Output Characteristics
Output Characteristics
Main Output
Sub Output
Send Output
Rec Output
Control Input / Output
Control Input / Output
Pattern Control Input
Pattern Control Output
Power Control Output
SIGNAL/PEAK
EQ
MAIN 1
INPUT
HPF(70Hz)
MAIN 2
SUB 1
SUB 2
SEND
Lo Hi
SAME AS ABOVE
SAME AS ABOVE
SAME AS ABOVE
SAME AS ABOVE
SAME AS ABOVE
SIGNAL/PEAK
EQ
MAIN 1
INPUT
HPF
MAIN 2
SUB 1
SUB 2
SEND
Lo Hi
SAME AS ABOVE
SIGNAL/PEAK
MAIN 1
MAIN 2
SUB 1
SUB 2
SAME AS ABOVE
SAME AS ABOVE
SAME AS ABOVE
MAIN 1
MAIN 2
SUB 1
SUB 2
PATTEN SELECTOR
Connectors
Nominal Level
–60~–20dB Mics
XLR3-31 type (balanced)
–30~+10dB Lines
XLR3-31 type (balanced)
–60~10dB
RCA pin jack
+10/0/–10dB
+4dB
Combined (unbalanced)
Combined (unbalanced)
+4dB
Connector
Nominal Level
XLR3-32 type
+4
XLR3-32 type
+4
Combined (unbalanced)
+4
RCA pin jack
–10
Formula Control
numbers
Connectors
Make Contact Input
8
D-SUB 15 pin
Make Contact Output
8
D-BUS 15 pin
Make Contact Output
1
6 pin connector
XLR-F type connecter
Un-Balanced phone JK
RCA Pin JK
XLR-M type connecter
BTL
OUTPUT LEVEL
L
MAIN 1
OUT PUT
BTL
4dB
R
600Ωadapted
L
REC
OUT PUT
R
+4dB 10kΩ
BTL
OUTPUT LEVEL
L
MAIN 1
OUT PUT
BTL
4dB
R
600Ωadapted
OUTPUT LEVEL
BTL
SUB 1
OUT PUT
4dB
600Ωadapted
OUTPUT LEVEL
BTL
SUB 2
OUT PUT
4dB
600Ωadapted
SEND
OUT PUT
+4dB 10kΩ
IN
PATTERN CONTROL
OUT
REMOTE
POWER
POWER
reg
AC
PT
SIGNAL GND
Actual Impedance
Numbers
10kΩ (balanced)
6
5kΩ (balanced)
2
10kΩ (unbalance)
4
10kΩ (unbalanced)
1
10kΩ (unbalanced)
1
Adapted Impedance
Numbers
600Ω (unbalanced)
2
600Ω (balanced)
2
10kΩ (unbalanced)
1
10k (unbalanced)
1
Remarks
Built-in diode for protection
Photo coupler open collector output
Power control unit connection
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