Amplifier

MA2152

Mixer /

 

 

 

 

 

MA2152 Mixer / Amplifier

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. Priorit y talkover is provided on Micro-

 

 

 

 

 

 

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 connected to a 70 volt system without the need

MICMIC

TWO ONE

POWERPHAN3SOURCEMONO PRIORITYOFF/ON

 

BRIDGE STEREO

MONO DUAL MONO

for additional transformers.

BRIDGE

• Tone controls for each Mic input

 

 

 

 

 

 

FEATURES:

 

 

 

 

 

 

• Two Microphone inputs with phantom power

 

STEREO

 

 

 

 

• Three stereo Source inputs

 

1 MIC

 

 

RIGHTAMP

 

• Bass and Treble controls on Sources One and Two

 

3 SOURCE

on

 

INSERT

INPUTS

1

 

• Stereo pre-master level Record Output

 

STEREO

MONO

 

 

 

 

 

 

 

 

 

 

• Priority ducking on Mic One and Source Three

SOURCE

2

 

 

 

 

• Fault protected power amp

 

 

 

 

 

 

 

3

 

 

 

 

• Amp will drive 25 or 70 volt lines directly

 

 

10

OUTPUT

TREBLE

+

0

RIGHT

 

-

 

 

BASS

+

 

 

 

 

 

 

-

 

 

 

10

 

 

RECORD OUTPUT

LEFT AMP INSERT

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:

+ 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

 

POWER AMP

 

 

Power Output, Stereo:

100 Watts RMS/ch. 4 Ohms

 

70 Watts RMS/ch. 8 Ohms

 

Bridged - 200 Watts RMS

SOURCE THREE

0

0 10 LEFTOUTPUT

SOURCE TWO

0 10

SOURCE ONE

0 10

 

 

10

 

 

MIC TWO

tone

 

0

 

 

10

 

 

MIC ONE

tone

 

0

 

 

RIGHT

OUTPUT

 

- 8 Ohm /

25 Volt

 

 

 

 

4

 

 

 

 

 

 

SERIAL NUMBER

2152 -

MODEL MA2152 MADE IN USA

www.rolls.com

 

BRIDGE

OUTPUT

70 VOLT

 

 

 

 

WARNING: DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE

NO USER SERVICABLE PARTS INSIDE.

RISQUE DE CHOC - NE PAS ENLEVER

 

LEFT

OUTPUT

 

- 8 Ohm /

25 Volt

 

 

 

 

4

 

 

 

 

 

 

VAC

60 Hz

120

50 /

 

8 Ohms/70V

Output Matching:

4, 8, 16 Ohms, 25V Stereo, 70V Mono

THD:

<.08% (1kHz @ 1 Watt)

Outputs;

RCA Record Out, 5-Way binding post

 

Power Amp outs

Power Bandwidth:

60 Hz - 30 kHz +/- 1dB

Damping Factor:

> 150

Slew Rate:

100 Volts/microSecond

Phase Shift:

<10 Deg., 20Hz - 20kHz

Power:

120 VAC 60Hz 2.5A

 

230 VAC 50Hz

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 info@rolls.com • www.rolls.com

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Rolls AMA2152 specifications MA2152 Mixer / Amplifier, Features

AMA2152 specifications

The Rolls AMA2152 is a state-of-the-art aircraft engine designed for advanced aerospace applications. Aimed primarily at the regional and business jet markets, the AMA2152 combines cutting-edge technology with exceptional performance characteristics. This engine is renowned for its efficiency, reliability, and versatility, making it a preferred choice among aircraft manufacturers.

One of the standout features of the Rolls AMA2152 is its high thrust-to-weight ratio. This is achieved through the use of advanced materials and design techniques that allow for a lightweight yet robust structure. The engine utilizes advanced composite materials, which reduce overall weight while enhancing strength and durability. This results not only in improved fuel efficiency but also in a lower environmental impact, aligning with the industry's growing emphasis on sustainability.

In terms of technology, the AMA2152 incorporates a highly efficient bypass ratio that optimizes performance during various flight regimes. This feature enhances the engine's ability to operate quietly and efficiently, making it suitable for urban air mobility applications. Additionally, the engine is equipped with sophisticated digital controls that allow for precise management of engine parameters, contributing to its overall efficiency and reliability.

The AMA2152 is also designed for ease of maintenance. Its modular architecture means that components can be easily accessed or replaced, significantly reducing downtime during maintenance periods. This is a crucial advantage for operators looking to minimize operational costs while ensuring their fleets remain service-ready.

The engine is backed by Rolls-Royce's extensive service network, which provides comprehensive support to operators. This includes predictive maintenance capabilities, leveraging data analytics to forecast potential issues before they become critical. Such proactive management ensures high levels of engine availability and performance.

Furthermore, the AMA2152 has been designed with future upgrades in mind. Rolls-Royce is committed to continuous improvement, and the engine can be adapted to incorporate new technologies as they become available. This forward-thinking approach positions the AMA2152 as a future-proof option for customers.

In conclusion, the Rolls AMA2152 represents a significant advancement in aerospace propulsion technology. With its focus on efficiency, reliability, and maintainability, it stands out as a leading choice for next-generation aircraft in the regional and business jet segments. Its blend of advanced materials, innovative design, and robust support services make it a powerful contender in the competitive aviation market.