Ramsa WR-X22NH Specification Sheet

A U D I O   M I X E R S

Compact Audio Mixer

WR-X22NH

Dimensions

Block Diagram

144

480

221

465

146

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 150

Ω

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 

SPECIFICATIONS

•

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

Pattern Control Input

Pattern Control Output

Power Control Output

Make Contact Input

Make Contact Output

Make Contact Output

8

8

1

D-SUB 15 pin

D-BUS 15 pin

6 pin connector

Built-in diode for protection

Photo coupler open collector output

Power control unit connection

XLR3-32 type

XLR3-32 type

Combined (unbalanced)

RCA pin jack

+4

+4

+4

–10

600

Ω

 (unbalanced)

600

Ω

 (balanced)

10k

Ω

 (unbalanced)

10k (unbalanced)

2

2

1

1

Main Output

Sub Output 

Send Output

Rec Output

10k

Ω

 (balanced)

5k

Ω

 (balanced)

10k

Ω

 (unbalance)

10k

Ω

 (unbalanced)

10k

Ω

 (unbalanced)

6

2

4

1

1

XLR3-31 type (balanced) 

XLR3-31 type (balanced)

RCA pin jack 

Combined (unbalanced)

Combined (unbalanced)

–60~–20dB Mics 

–30~+10dB Lines

–60~10dB

+10/0/–10dB

+4dB

+4dB

Mono Input1~6

Mono Input 7,8

Stereo Input 1~4

Return Input

Sub Input

Input Characteristics

Output Characteristics

Control Input / Output

Control Input / Output 

Formula Control 

numbers 

Connectors  

Remarks

  Output Characteristics 

Connector 

Nominal Level 

Adapted Impedance  Numbers

Input Characteristics 

Connectors 

Nominal Level 

Actual Impedance 

Numbers

XLR-F  type  connecter

XLR-M  type  connecter

Un-Balanced  phone  JK

RCA  Pin  JK

SAME AS ABOVE

SAME AS ABOVE

SAME AS ABOVE

SAME AS ABOVE

SAME AS ABOVE

1

1

2

3

4

SAME AS ABOVE

SAME AS ABOVE

SAME AS ABOVE

2

3

4

5

6

MONO

INPUT

MIC   -60~-10dB 5k

Ω

LINE   -40~+10dB 10k

Ω

+10/0/-10dB 10k

Ω

+4dB 10k

Ω

+4dB 10k

Ω

PAD

MIC

LINE

INPUT

MIC/LINE

SIGNAL/PEAK

HPF(70Hz)

EQ

Lo  Hi

MAIN 1

MAIN 2

SUB 1

SUB 2

SEND

SAME AS ABOVE

7

8

MONO

INPUT

STEREO

INPUT

RTRN INPUT

SUB INPUT

-60~-10dB 5k

Ω

PHANTOM

INPUT

INPUT

SIGNAL/PEAK

SIGNAL/PEAK

HPF

EQ

Lo  Hi

MAIN 1

MAIN 2

SUB 1

SUB 2

MAIN 1

MAIN 2

SUB 1

SUB 2

MAIN 1

MAIN 2

SUB 1

SUB 2

SEND

MIC

L

R

RTRN

OUTPUT  LEVEL

BTL

MAIN  1

OUT PUT

REC

OUT PUT

L

BTL

R

4dB

     600

Ω

adapted

OUTPUT  LEVEL

OUTPUT  LEVEL

BTL

MAIN  1

OUT PUT

L

BTL

BTL

R

4dB

     600

Ω

adapted

SUB  1

OUT PUT

4dB

     600

Ω

adapted

SUB 2

OUT PUT

4dB

     600

Ω

adapted

+4dB  10k

Ω

SEND

OUT PUT

PATTERN CONTROL

+4dB  10k

Ω

L

R

OUTPUT  LEVEL

BTL

IN

OUT

REMOTE

AC

PT

reg

POWER

POWER

SIGNAL GND

PATTEN  SELECTOR

MAIN  1/L  BUS

MAIN  1/R  BUS

MAIN  2/L  BUS

SUB  1  BUS

SUB  2  BUS

SEND  BUS

MAIN  2/R  BUS

Rear Panel

Unit: mm

PUBLIC ADDRESS

RAMSA