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MPA-626: Installation and Operation Manual 15

Microphone Inputs

Frequency Response

100Hz / -3dB(filter) 20kHz ±0.5dB

Distortion

<0.03% 1kHz

Gain Range

40dB

Input Impedance

Common mode rejection

>70dB 1kHz

Headroom

>20dB

-127dB EIN 22Hz-22kHz (150Ω)

Equalisation

HF: ±10dB/5kHz LF: ±10dB/100Hz

Outputs

Auxiliary Outputs

775mV (0dBu) unbalanced (RCA phono sockets), 1output

fixed level, one variable

150 watts rms/4Ω 105watts rms/8Ω via screw terminals

100V line output

100 volts balanced – 83Ω min load (120W)

70 volts balanced – 40Ω min load (120W)

50V line output

Protection

VI Limiting, DC Offset, Thermal & switch-on delay

Cooling

Convection

19 General Specifications

Power input

230V ±5% (115V ±5% available) 40 to 60 Hz

Typical power consumption

160VA

>2kΩ (balanced)

Noise

Speaker Outputs

120 watts rms/2Ω via screw terminals

70V line output

50 volts balanced – 21Ω min load (120W)

Fuse rating

T3.15A for 230V supply T6.3A for 115V supply

Fuse type

20mm x 5mm class 3T 250V

Dimensions (cm)

48.26 x 8.80(2U) x 30.00 deep (+ connectors)

Weight (kg)

8.70kg net

20 Factory Default Jumper Settings

JUMPER FUNCTION DEFAULT SETTING

Mic 1 phantom power OFF

Mic 2 phantom power OFF

Mic 2 access attenuates music OFF

Mic 1 access attenuates music OFF

Mic 1+2 auto voice over ON

Mic 1+2 level off access attenuation see J3+J4 30dB

Mic 2 access triggers chime OFF

Mic 1 access triggers chime OFF

Mic 1 access mutes facility input OFF

J10+J11

High pass filter frequency 20 or 70 Hz 20 Hz

J12

Disable/enable front panel volume control ENABLE

J13

L6 priority release time 3s, 6s, 12s 6s

This product conforms to the following European EMC Standards:

BS EN 55103-1:1997

BS EN 55103-2:1997

This product has been tested for use in commercial and light industrial environments. If the equipment is

used in controlled EMC environments, the urban outdoors, heavy industrial environments or close to

railways, transmitters, overhead power lines etc. the performance of the unit may be degraded.

The product conforms to the following European electrical safety standard.

BS EN 60065:1998

11-07-02 V4

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