background image

S P E C I F I C A T I O N S

®

ARCHITECTURAL ACOUSTICS®

Outputs:

Direct:

4 ohms

XFMR:

8 ohms, 600 ohms, 25 V, and
70 V (balanced—100 V 220/
240 Export)

Ch. 4 Output, Loop Out, AUX Out:
1 V @ 100 ohms

Inputs:

 Channel 1: Lo Z 500 

µ

V @ 1.8 K ohms

(XLR or screw terminals)
Hi Z 50 mV @ 9.5 K ohms
(screw terminals)

Channel 2: Lo Z 500 

µ

V @ 1.8 K ohms

(XLR or screw terminals)
Hi Z 50 mV @ 9.5 K ohms
(screw terminals)

Channel 3: Lo Z 500 

µ

V @ 1.8 K ohms

(screw terminals)
Hi Z 50 mV @ 9.5 K ohms
(RCA or screw terminals)

Channel 4: Lo Z 500 

µ

V @ 1.8 K ohms

(screw terminals)
Hi Z 50 mV @ 9.5 K ohms
(RCA or screw terminals)

Page:

100 mV (600 ohm
transformer balanced
screw terminals)

Loop In:

1 volt @ 2.6 K ohms

Tone Controls:

Bass:

±

10 dB @ 100 Hz

Treble:

±

10 dB @ 10 kHz

Contour: +6 dB @ 100 Hz and 10 kHz

Controls:

Channel 1 Volume Control
Channel 2 Volume Control
Channel 3 Volume Control
Channel 4 Volume Control
Page 1 Volume Control (rear panel
screwdriver adjust)

Page Mute Threshold Control (rear
panel screwdriver adjust)
Channel 1 Mute Threshold Control
(rear panel screwdriver adjust)
Bass Control
Treble Control
Master Volume Control
Contour Switch
Link Switch
Power Switch

Indicators:

Power Indicator (Red LED)
Activity Indicator (Green LED)
SPS™ Active Indicator (Yellow LED)
Mute 1 and Mute 2 Indicators (Yellow
LED's)

Muting:

Mute 1: Page input overrides Chan-

nels 1 through 4 with adjust-
able threshold

Mute 2: Channel 1 overrides Channels

2 through 4 with adjustable
threshold

Power Requirements:

Domestic: 120 V AC, 60 Hz, 400 watts
Export: 220-230/240 V AC, 50/60 Hz,
400 watts

Other Features:

Remote Volume Control via screw
terminals
Mute 1 and Mute 2 switch closure via
screw terminals
24 V DC output
24 V DC phantom power on Lo Z inputs

SPECIFICATIONS

Output Power:

150 watts

Frequency Response:

Power Amplifier:

Direct: 

±

0.5 dB, 20 Hz to 20 kHz

XFMR: 

±

0.5 dB, 50 Hz to 20 kHz

Preamplifier:

±

1.5 dB, 50 Hz to 20 kHz

Distortion:

Power Amplifier:

0.02% (1 kHz)

Preamplifier:

< 0.1% with nominal gain settings

S/N Ratio (20 kHz BW):

Master Volume Min:

95 dB below rated power

Master Volume Max:

80 dB below rated power

Hi Z Inputs:

75 dB below rated power

Lo Z Inputs:

65 dB below rated power

Power Bandwidth:

Direct:

20 Hz to 20 kHz < 0.5% THD

XFMR:

50 Hz to 20 kHz < 0.5% THD

Output Regulation:

Direct:

< 0.5 dB

XFMR:

< 1.0 dB

UMA

 150T

II

Mixer Amplifier

Отзывы: