Rolls AMA2152 User Manual

MA2152 Mixer / AMA2152 Mixer / A

MA2152 Mixer / A

MA2152 Mixer / AMA2152 Mixer / A

The MA2152 is a two rack space mixer amplifier designed for resta urants, 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 Micro -

MA2152

Mixer / Amplifier

MIC

ONE

MIC

TWO

123

SOURCE INPUTS

OUTPUT

RECORD

◗ PHAN POWER

STEREO
MIC 1
SOURCE 3
STEREOMONO

on

BRIDGE

◗ SOURCE 3 MONO

◗ PRIORITY

ON / OFF

mm

m

mm

plifplif

plif

plifplif

ierier

ier

ierier

phone One for paging, and on Source Three for a jukebox, telephone,
etc. The power output section may be connected to 4, 8, or 16 ohm
speakers, or directly c onnected to a 70 volt system without the need
for additional transformers.

STEREO

DUAL MONO

FEFE

AA

TT

A

AA

T

TT

URES:URES:

URES:

URES:URES:

FE

FEFE

• Two Microphone inputs with phantom power

MONO

BRIDGE

• Tone controls for each Mic input

• Three stereo Source inputs

• Bass and Treble controls on Sources One and Two

INSERT

RIGHT AMP

• Prior ity ducking on Mic One and Source Three

• Stereo pre-master level Record Output

• Fault protected power amp

• Amp will drive 25 or 70 volt lines directly

SPECIFICATIONS

INSERT

LEFT AMP

MIXER
Input Impedance: Mic: 600 Ohms XLR balanced

Source:
Insert: 22K Ohms 1/4" TS unbal.

Max Input Lev el: Mic: -14 dBV Mic level Max

Source: 24 dBV

Insert: + 20 dB
Connectors: 2: XLR, 6: Stereo RCA, 3: 1/4" TRS,
1: 1/4” TS
Phantom Power: +12 VDC
Max Gain: Mic: 60 dB

Source:26 dB
Tone Controls: +/-12 dB 100 Hz Bass

+/-12 dB 11kHz Treble
Nose Floor: - 80 dB
S/N Ratio: 96 dB
Priority Attenuation: 60 dB

22K

Ohms

RCA

tone tone

RIGHT OUTPUTLEFT OUTPUT

0 10 0 10

RIGHT

4 - 8 Ohm /

2152 -

SERIAL NUMBER

MADE IN USA

www.rolls.com

MODEL MA2152

- +- +0 100 100 100 100 100 10

BASS TREBLE

THREE

SOURCE

TWO

SOURCE

ONE

SOURCE

MIC

TWO

MIC

ONE

ROLLS Coporation
5968 South 350 West, Salt Lake City, UT, 84107
[phone] FAX [phone]
[e-mail] • www.rolls.com

OUTPUT

25 Volt

BRIDGE

70 VOLT

OUTPUT

WARNING:

DO NOT EXPOSE THIS EQUIPMENT

TO RAIN OR MOISTURE

NO USER SERVICABLE PARTS INSIDE.

LEFT

4 - 8 Ohm /

RISQUE DE CHOC - NE PAS ENLEVER

OUTPUT

25 Volt

POWER AMP
Power Output, Stereo:

100 W atts RMS/ch. 4 Ohms

70 W atts RMS/ch. 8 Ohms

Bridged - 200 W atts RMS

8 Ohms/70V
Output Matching:

4, 8, 16 Ohms, 25V Stereo, 70V Mono
THD: <.08% (1kHz @ 1 W att)
Outputs; RCA Record Out, 5-Wa y binding post

Po wer Amp outs
Pow er Bandwidth: 60 Hz - 30 kHz +/- 1dB
Damping Factor: > 150
Slew Rate: 100 Volts/microSecond
Phase Shift: <10 Deg., 20Hz - 20kHz

Po wer: 120 VAC 60Hz 2.5A

230 V AC 50Hz

120 VAC

50 / 60 Hz

Size: 19” x 3.5” x 7.5”(48 x 9 x 19 cm)
Weight: 12 lbs (5.5 kg)