Rolls MA2152 - Manual

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