MA1705 Mixer / 70 V A
MA1705 Mixer / 70 V A
MA1705 Mixer / 70 V A
MA1705 Mixer / 70 V A
MA1705 Mixer / 70 V Am
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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, and video players with up to two microphones. Priorit y 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..
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FEA
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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
• Priorit y 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
[email protected] • www.rolls.com
MIC ONE
MIC
TW
O
tone
tone
SOURCE
ONE
SOURCE
TW
O
SOURCE
THREE
TREBLE
BA
S
S
0 10
OUTPUT
LEVEL
pwr
c
lip
MA1705
Mix
er / 70
V
olt
Amplifier
- +
- +
0
10
0 10
0 10
0 10
0 10
321
RECORD
OUTPUT
MIC TWO
M
IC ONE
SOURCE 1
MIC 2
on
SOURCE INPUTS
PO
WER AMP
INSER
T
OUTPUT
W
A
RNING:
DO NO
T EXPOSE
THIS EQ
UIPMENT
T
O
RAIN OR MOISTURE.
NO USER SER
VICABLE P
A
R
TS INSIDE.
MODEL MA1705
MADE IN USA
www
.r
olls.com
SERIAL NUMBER
1705 -
RISQ
UE DE CHOC - NE P
AS ENLEVER
PHANTOM
POWER
PRIORITY
◗
21
not used
not used
