Rolls MA2152 User Manual
Ma2152 mixer/amplifier, Mixer / amplifier
![background image](/manuals/199931/1/background.png)
The MA2152 is a two-rack space mixer amplifier designed for
restaurants, schools, churches, clubs etc. The unit provides a
compact and efficient way to mix up to three sources such as
AM/FM tuners, CD players, and video players with up to two
microphones. Priority talkover is provided on Microphone One
for paging, and on Source Three for a jukebox, telephone, etc.
FEATURES:
• Two XLR Microphone Inputs
• Tone controls for each Mic Input
• Individually switchable phantom power
• Three Stereo Source Inputs,
Four RCA and one front panel stereo 3.5mm
• Bass and Treble controls for Source Inputs One and Two
• Talkover function for Mic One
• Direct Power amplifier insert
• Fault Protection circuitry
SPECIFICATIONS
MIXER
Input Impedance:
Mic:
600 Ohms XLR balanced
Source:
22K Ohms RCA
Insert: 22K Ohms 1/4” TS unbal.
Max Input Level:
Mic:
-14 dBV Mic level Max
Source:
24
dBV
Insert:
24
dBV
Connectors:
2: XLR, 8: Stereo RCA, 3: 1/4” TRS,
1:
Stereo
3.5
mm
4:
Binding
posts
Phantom
Power:
+12
VDC
Max
Gain: Mic:
60
dBV
Source:
26
dBV
Tone Controls:
+/-12 dB 100 Hz Bass
+/-12
dB
11kHz
Treble
Noise Floor:
Speaker out: -67 dBV
Pre
Out:
-90
dBV
S/N Ratio:
96 dBV
Priority Attenuation:
60 dBV
POWER AMP
Power Output, Stereo:
100 Watts RMS/Ch. 4 Ohms (Both
channels driven)
70
Watts
RMS/Ch.
8
Ohms
Bridged:
200 Watts RMS - 8 Ohms/70V
Output Matching:
4, 8, 16 Ohms, 25V Stereo, 70V Mono
THD:
<.08%, (1 kHz @ 1 Watt)
Outputs:
RCA Record Out, 5-Way binding post
Power
Amp
Outputs
Power Bandwidth:
60 Hz - 30 kHz, +/- 1 dB
Damping
Factor:
>
150
Slew
Rate:
100
Volts/microSecond
Phase Shift:
<10 Deg., 20 Hz - 20 kHz
Power:
120 VAC, 60 Hz 2.5A
Size:
19” x 3.5” x 7.5” (48 x 9 x 19 cm)
Weight:
12
lbs
(5.5
kg)
ROLLS Coporation
5968 South 350 West, Salt Lake City, UT, 84107
(801) 263-9053 FAX (801) 263-9068
[email protected] • www.rolls.com
MA2152
Mixer/Amplifier
MA2152
Mixer / Amplifier
MIC
ONE
MIC
TWO
SOURCE
ONE
SOURCE
TWO
SOURCE
THREE
BAS
S
TREBLE
0 10
LEF
T OUTPUT
tone
tone
- +
- +
0 10
0 10
0 10
0 10
0 10
IN
3
W
A
RNING:
DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE
NO USER SERVICABLE P
ARTS INSIDE.
MODEL MA2152
MADE IN USA
www
.rolls.com
SERIAL NUMBER
2152 -
RISQUE DE CHOC - NE P
AS ENLEVER
BRIDGE
MONO
BRIDGE
OUTPUT
70 VOL
T
4 - 8 Ohm /
25 V
olt
4 - 8 Ohm /
25 V
olt
RIGHTR
IG
H
T
LEF
T
L
E
F
T
1
2
3
RECORD
OUTPUT
MIC
ONE
MIC
TWO
SOURCE INPUTS
LEF
T AMP
INSERT
RIGHT AMP
INSERT
SOURCE 3
STEREO
MIC 1
on
STEREO
MONO
STEREO
120V
AC 50/60Hz 300V
A
4A
Fuse 120V
; 2A
Fuse 220V
◗
PHAN POWER
◗
SOURCE 3 MONO
◗ PRIORITY
ON / OFF