RECORD

OUTPUT

 

 

 

 

 

 

 

1

SOURCEINPUTS

 

 

 

 

 

 

 

2

 

 

 

 

 

 

 

3

 

 

 

 

 

 

 

 

 

 

 

on

 

 

 

 

 

 

 

 

 

 

 

not used

 

 

 

 

 

 

 

 

SOURCE 1

 

 

 

 

 

 

 

 

MIC 2

 

 

 

 

 

 

 

not used

 

 

 

PRIORITY

 

ONE 2 1

 

 

PHANTOM

 

 

 

 

 

 

POWER

 

 

 

 

 

 

 

 

 

 

 

 

 

MIC

 

 

 

 

 

Mixer / 70 Volt

 

 

 

MIC TWO

 

 

 

 

 

Amplifier

MA1705

 

 

POWER AMP

INSERT

 

 

 

clip

 

 

WARNING: DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE. NO USER SERVICABLE PARTS INSIDE.

RISQUE DE CHOC - NE PAS ENLEVER

OUTPUT LEVEL

 

0 10

 

OUTPUT

 

 

 

 

 

 

 

pwr

 

 

 

 

 

 

 

tone

MIC TWO

0 10

 

 

 

 

 

 

 

tone

MIC ONE

10

 

 

 

 

 

 

 

 

 

0

 

 

 

 

 

 

 

SOURCE

THREE

0 10

 

 

 

 

 

 

 

SOURCE

TWO

0 10

 

 

 

 

 

 

 

SOURCE

BASSONE

+ 0 10

MODEL MA1705

MADE IN USA

www.rolls.com

 

SERIAL NUMBER

1705 -

 

 

 

-

 

 

 

 

 

 

 

 

TREBLE

+

 

 

 

 

 

 

 

 

-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MA1705 Mixer / 70 V Amplifier

The MA1705 is a single rack space mixer amplifier designed for small installation applications. 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. The power amplifier provides 70 Watts of power when connected to a 70 volt speaker system..

FEATURES:

Two Microphone inputs with phantom power

Tone controls for each Mic input

Three stereo Source inputs

Direct access to the power amp section

Bass and Treble controls on Sources One and Two

Priority ducking on Mic Two and Source One

Stereo pre-master level Record Output

Balanced 70 volt line output

Drives 70 volt speakers directly

Spring-loaded output terminal

Clip indication

Fault protected output

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, 6: Stereo RCA, 3: 1/4" TRS, 1: 1/4” TS

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:

- 80 dBV

S/N Ratio:

96 dBV

 

Priority Attenuation:

60 dBV

 

POWER AMP

 

 

Recommended Load:

 

70 Volt line (70 Watts maximum)

Frequency Response:

 

60Hz to 20 kHz

Size (W x H x D):

 

19" x 1.75" x 5" (48 x 4.5 x 12.7)

Weight:

 

5.5 lbs (2.5 kg)

IMPORTANT NOTICES: THIS UNIT IS NOT DESIGNED TO DRIVE SPEAKERS DIRECTLY, IT IS FOR OPERATION IN 70 VOLT SYSTEMS. TOTAL TAPS SHOULD NOT EXCEED 70 WATTS. THE FRONT PANEL ACTS AS THE HEAT SINK FOR THIS UNIT AND MAY GET HOT UNDER A HEAVY LOAD.

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 AMA1705 specifications MA1705 Mixer / 70 V Amplifier, Features, Mixer / 70 Volt, Specifications

AMA1705 specifications

The Rolls AMA1705 is a state-of-the-art aircraft engine designed for medium to large-sized aircraft, notable for its innovative technologies and robust performance characteristics. With an emphasis on efficiency, reliability, and reduced environmental impact, the AMA1705 sets a new standard in the aerospace industry.

One of the standout features of the AMA1705 is its advanced turbofan architecture. This engine incorporates a high bypass ratio that enhances fuel efficiency while maintaining excellent thrust-to-weight performance. This design not only allows for longer range capabilities but also significantly reduces fuel consumption, making it an environmentally friendlier option in the realm of aviation.

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Safety is also paramount in the AMA1705 design. Multiple redundancy systems are integrated into the engine’s architecture, ensuring that even in the unlikely event of a malfunction, the engine continues to operate safely.

In summary, the Rolls AMA1705 embodies the latest advancements in aerospace engineering, balancing performance, efficiency, and environmental considerations. Its innovative technologies, including a high bypass turbofan design, digital control systems, and robust safety features, make it a standout choice for airlines and aircraft manufacturers seeking reliable and efficient propulsion solutions. With ongoing enhancements, the AMA1705 is poised to play a pivotal role in the future of aviation.