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User Manual
MA3.0
Lightweight, High Performance Amplifier
features
Advanced Class D Output Stage
Switch-mode power supply
Low inrush current
Built-in clip limiters
Variable speed cooling fan
Comprehensive front panel indicators
Fully protected circuitry
Compact, lightweight
applications
Live sound reinforcement
Fixed installations
Adding to the range of MA Series amplifiers is the new MA3.0.
At 1U and 7.3kg (16lbs) this amplifier offers unparalleled
performance in a compact, light weight, cost effective
package. Delivering up to 1500 watts per channel (4 ohm) this
amplifier provides the power and quality that will more than
meet the requirements of small to medium sized applications
such as stage monitors, installed and portable sound
reinforcement. With Clip Limiting, DC, VHF, Thermal and AC
protection built in as standard, this new additions to the MA
range of amplifiers will continue to supply peak performance
and power over many years of service.
overall dimensions
440.0mm [17.32"]
482.0mm [18.98"]
CLIP
-6dB
-18dB
SIGNAL
-
dB
+32
-
dB
+32
READY
TEMP
REAR RACK SUPPORT
FIXINGS
MA3.0
MA3.0
All information is Copyright © 2010 Martin Audio Ltd.
technical specifications
MAX OUTPUT POWER
EIA AT 1KHz AND 1% THD
8
PER CHANNEL
W
4
PER CHANNEL
W
2
PER CHANNEL
W
8
BRIDGED
W
4
BRIDGED
W
DISTORTION
THD FROM 0.1W TO FULL POWER
INTERMODULATION SMPTE
INTERMODULATION DIM 100
S/N RATIO
DAMPING FACTOR (8 )
W
SLEW RATE (8 )
W
GAIN
FRONT PANEL
LED INDICATORS
REAR PANEL
INPUT CONNECTORS
OUTPUT CONNECTORS
LINK SWITCH
POWER
OPERATION VOLTAGE
(internal selection)
DIMENSIONS
WIDTH
HEIGHT
DEPTH
WEIGHT
Century Point, Halifax Road, Cressex Business Park,
High Wycombe, Buckinghamshire HP12 3SL, England.
Telephone: +44 (0)1494 535312 Facsimile: +44 (0)1494 438669
E-mail: info@martin-audio.com
All information is Copyright © 2010 Martin Audio Ltd.
www.martin-audio.com
900W
1500W
2700W (10ms peak power)
3000W
5200W (10ms peak power)
< 0.1% (Typically)
< 0.1% (Typically)
< 0.01% (Typically)
> 105dBA (20Hz to 20kHz)
> 100 @ 100Hz
20 V/
s
µ
32dB
Signal
Clip
Protect
Thermal Forecast
2 x XLR (Female) Input
2 x XLR (Male) Link
2 x Neutrik Speakon
Channel A-B Link
AC: 115V or 230V (+15% - 25%)
50/60Hz
483mm (19ins)
44mm (1.75ins) 1U
358mm (14ins)
7.3kg (16lbs)
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