Martin Audio MA1.6s User's Manual

Martin Audio Stereo Amplifier User's Manual - MA1.6s.
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MA1.6s

Light weight, high performance power amplifier

features
! Switch mode power supply
! Superior sonic performance
! Light weight
! Advanced protection circuits
! Efficient copper cooling system
! Minimum load switches (MLS™)

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: info@martin-audio.com
All information is Copyright © 2003 Martin Audio Ltd.

The MA1.6s is one of a range of power amplifiers that  have been
designed to combine reliability and high power with sonic
excellence. Utilising an advanced switch mode power supply, the
amplifier is characterised by a very high power-to-weight ratio in
a lightweight, 2U package. The innovative technology at the
heart of the MA1.6s enables it to set new standards in terms of
sonic accuracy, impact and clarity.

electronics

www.martin-audio.com

overall dimensions

technical specifications

MAX OUTPUT POWER
EIA AT 1 kHz AND 1% THD
MLS in 0dB position
8 PER CHANNEL

430 W

4 PER CHANNEL

840 W

2 PER CHANNEL

1200 W

8 BRIDGED

1680 W

4 BRIDGED

2400 W

MAX OUTPUT VOLTAGE
8Ω LOAD

59 Vrms

PEAK VOLTAGE, NO LOAD

85 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 mΩ

SLEW RATE

60 V/µs

INPUTS
GAIN SELECTABLE (dB)

20, 23, 26, 29, 32, 35, 38, 41

IMPEDANCE

10 kΩ

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

LINK CONNECTOR

XLR-male

CLIP LIMITERS

On/off each channel

MLS SWITCH

0 or -3dB

LINK-SWITH

CH. A-B

POWER
OPERATION VOLTAGE

130-270V

SOFT START

Yes

PEAK INRUSH CURRENT

5 A

FULL OUTPUT POWER

180-260 V

MIN START VOLTAGE

175 V

115V OPTION

Yes

CURRENT DRAW AT 4/230V
QUIESCENT POWER (NO LOAD)

1 A rms

1/8 OF FULL POWER (-9dB)

6 A rms

1/3 OF FULL POWER (-5dB)

9 A rms

AT FULL POWER (0dB) @ 1kHz 1%THD

16 A rms

DIMENSIONS
WIDTH

483mm (19ins)

HEIGHT

88mm (3.5ins) 2U

DEPTH (incl. handles)

325mm (12.8ins)

WEIGHT

8kg (18lbs)

0.612659s