Martin Audio MA1400 - Manual
Martin Audio MA1400 – Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.
MA1400
High performance power amplifier
features
!
Superior sonic performance
!
Increased output current capacity
!
Versatile input connections
!
Removable dust filters
!
Advanced protection circuits
!
Multiple gain selection
!
Soft Start
applications
!
Live sound reinforcement
!
Fixed installations
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: [email protected]
All information is Copyright © 2003 Martin Audio Ltd.
The MA1400 is one of a versatile range of professional power
amplifiers designed to meet the increasing demands of both the
rental and installation markets whilst remaining cost efficient.
By harnessing a conventional toroidal transformer power supply
with the latest semiconductor technology and a proprietary
copper cooling system the MA1400 amplifier offers outstanding
sonic performance, power and reliability in a shallow (359mm)
2U package.
electronics
www.martin-audio.com
overall dimensions
technical specifications
MAX OUTPUT POWER
EIA AT 1 kHz AND 1% THD
8 PER CHANNEL
425 W
4 PER CHANNEL
700 W
2 PER CHANNEL
1050 W
8 BRIDGED
1400 W
4 BRIDGED
2100 W
MAX OUTPUT VOLTAGE
8
Ω
LOAD
58 Vrms
PEAK VOLTAGE, NO LOAD
91 V
DISTORTION
THD 20Hz – 20kHz AND 1 W TO FULL POWER 0.07%
THD AT 1kHz AND –1dB UNDER CLIP
0.01%
DIM AT –3dB UNDER CLIP
0.008%
HUM AND NOISE
<-105dB
CHANNEL SEPARATION
@ 10kHz
70dB
OUTPUT IMPEDANCE
30 m
Ω
SLEW RATE
45 V/µs
INPUTS
GAIN SELECTABLE (dB)
20, 23, 26, 29, 32, 35, 38, 41
IMPEDANCE 20 k
Ω
(balanced) 10 k
Ω
single ended
COMMON MODE REJECTION
50dB
FRONT PANEL
GAIN CONTROLS
31 position detent
INDICATORS: PROTECT
Yellow LED
INDICATORS: CLIP
Red LED
INDICATORS: SIGNAL PRESENT (-40dB)
Green LED
REAR PANEL
INPUT CONNECTORS Neutrik Combo + 3 pin Phoenix
CLIP LIMITERS
On/off each channel
POWER
OPERATION VOLTAGE
150-260 V
SOFT START
Yes
PEAK INRUSH CURRENT
20 A
FULL OUTPUT POWER
230 V
MIN START VOLTAGE
180 V
115V OPTION
Yes
CURRENT DRAW AT 4
Ω
/230V
QUIESCENT POWER (NO LOAD)
0.75 A rms
1/8 OF FULL POWER (-9dB)
5.2 A
1/3 OF FULL POWER (-5dB)
8.0 A
AT FULL POWER (0dB) @ 1kHz 1%THD
14.0 A
DIMENSIONS
WIDTH
483mm (19ins)
HEIGHT
88mm (3.5ins) 2U
DEPTH (incl. handles)
359mm (14.1ins)
WEIGHT
17kg (37lbs)
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