Rolls AMA1705 User manual

MA1705 Mixer / 70 V AMA1705 Mixer / 70 V A
MA1705 Mixer / 70 V AMA1705 Mixer / 70 V A
MA1705 Mixer / 70 V Amm
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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,andvideoplayers with up to twomicrophones. Priority talkover isprovided on Microphone
Oneforpaging, and onSourceThree fora jukebox, telephone,etc. Thepoweramplifier provides70
Watts of power when connected to a 70 volt speaker system..
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FEAA
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ATT
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TURES:URES:
URES:URES:
URES:
• 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
InputImpedance: 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: +12VDC
Max Gain: Mic: 60 dBV
Source:26 dBV
Tone Controls: +/-12 dB 100 Hz Bass
+/-12 dB 11kHzTreble
Noise Floor: - 80 dBV
S/NRatio: 96 dBV
Priority Attenuation: 60 dBV
POWER AMP
RecommendedLoad: 70Volt 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 DESIGNEDTO
DRIVE SPEAKERS DIRECTLY, IT IS FOR OPERATION IN 70
VOLT SYSTEMS. TOTALTAPS SHOULD NOT EXCEED 70
WATTS.THE FRONT PANEL ACTS ASTHE HEAT SINK FOR
THIS UNIT AND MAY GET HOT UNDER A HEAVY LOAD.
ROLLS Coporation
5968 South 350 West, Salt Lake City, UT, 84107
[phone] FAX [phone]
[email protected] • www.rolls.com
MIC ONE MICTWO
tone tone
SOURCE
ONE SOURCE
TWO SOURCE
THREE
TREBLE BASS
0 10
OUTPUT
LEVEL
pwr clip MA1705
Mixer / 70Volt
Amplifier
- + - + 0 10 0 10 0 10 0 10 0 10
321
RECORD
OUTPUT
MIC TWO MIC ONE
SOURCE 1
MIC 2
on
SOURCE INPUTS
POWER AMP
INSERT
OUTPUT
WARNING:
DO NOT EXPOSETHIS EQUIPMENT TO RAIN OR MOISTURE. NO USER SERVICABLE PARTS INSIDE.
MODEL MA1705
MADE IN USA
www.rolls.com
SERIAL NUMBER
1705 -
RISQUE DE CHOC - NE PAS ENLEVER
PHANTOM
POWER
PRIORITY ◗
21
not used
not used