Martin Audio – MA900 Amplifier
E
NGLISH
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12
SPECIFICATIONS MA900
MAXIMUM OUTPUT POWER
EIA @1kHz 1%thd
FTC 20 – 20kHz @ 0.1% thd
8
Ω
per Channel
300W
280W
4
Ω
per Channel
500W
460W
2
Ω
per Channel
700W
660W
8
Ω
Bridged
1000W
920W
4
Ω
Bridged
1400W
1320W
MAXIMUM OUTPUT VOLTAGE
8
Ω
load
49Vrms
Peak voltage, no load
77Vrms
POWER REQUIREMENTS
230V version
115V version
Operating voltage
130 – 265 Vac
65 – 135Vac
Minimum start up voltage
190Vac
95Vac
Peak inrush current
20A
10A
MAINS CURRENT DRAW @ 4 Ohms
230
V
version
115V version
Quiescent current (no load)
0.6Arms
1.2Arms
1/8
th
Full power (both channels driven)
3.5Arms
7Arms
1/3
rd
Full power (both channels driven)
5.5Arms
11Arms
Full power (1Khz @1% thd)
9.5Arms
19 Arms
DISTORTION
THD 20Hz – 20KHz 1W to full power
0.03%
THD @ 1KHz 1dB below clip
0.005%
DIM 30 @ 3dB below clip
0.008%
HUM / NOISE
< - 105dB
CHANNEL SEPERATION
-70dB
OUTPUT IMPEDANCE
30m
Ω
SLEW RATE
45V
µ
S
INPUTS
DIP switch selectable gain dB
Input Vrms Ref 4
Ω
for full power
Impedance
20K
Ω
Differential
10K
Ω
Single ended
c.m.r.r
50dB
DIMENSIONS
(W) 483mm x (H) 88mm x (D) 359mm
(W) 19ins x (H) 3.5ins x (D) 14.1ins
WEIGHT
15Kg (33Ibs)
SHIPPING DIMENSIONS
(W) 560mm x (H) 180mm x (D) 500mm
(W) 22ins x (H) 7.1ins x (D) 19.7ins
SHIPPING WEIGHT
16.6Kg (36.5lbs)
20
23
26
29
32
35
38
41
3.58
2.53
1.79
1.27
0.90
0.64
0.45
0.32
All material © 2007. Martin Audio Ltd. Subject to change without notice.
