Martin Audio MA4.2s User Manual

Martin Audio – MA4.2s (ETL) Amplifier
ENGLISH
5
&OLSOLPLWLQGLFDWRU
                                                                                                        
                            5

6LJQDO  S U H V H Q W LQGLFDWRU
                                              
2QLQG L F D WRU
     
)DQJU L O OHILOWHUV
                                                                               
                                                                                              
3RZHUVZLWFK
                   
0

$&LQG L F D WRU

$)6LQGLFDWRU

4.3 Rear Panel
CH. B
CH. A
INPUT
INPUTCH. A LINK
CH.B LINK
GAIN
41dB
38dB
35dB
32dB
29dB
26dB
23dB
20dB
678
123
GAI N
CH.B
GAI N
CH . A
LINK/ BRIDGE A+B
ON
OFF
Cu rrent consumption: 7.8A
230-240V 50-60Hz
1+ CH.B+
1- CH.B-
Ser. No :
OUTPUT CH.A
Clip Lim it er A
On
Of f
STEREO
1+CH.A+
1- CH.A-
2+CH.B+
2- CH.B-
BRIDGE
Pin 1+ Spk+
2- Spk-
Pa t en t s
SE 9 0 03426
EP 0483094
US 5200711
Clip Limiter B
On O
ff
0
-2
-4
-5
MLS switch
dB
MLS switch
dB
OUTPUT CH.B
STEREO
Mus t be grounded
XLR
Pin 1 Scrn Sleeve
2 Pos Tip
3 Neg Ring
1/ 4“
Made in the EEC by MA4.2s
-2
-5
-4
0
145678541
393
2 2
2XWSXW6SHDNHUFRQQHFWRU


0LQLPXPORDGVHOHFWRU0/6VZLWFK
8
&OLSOLPLWHUVZLWFK
5
,QSXWVLJQDO;/51/42
/LQN,QSXW
*DLQVZLWFKFKDQQHO%

All material © 2007. Martin Audio Ltd. Subject to change without notice.
All manuals and user guides at all-guides.com

Martin Audio MA4.2s Specifications

Power Output

max output power at 8 ohms per channel	1300 W
max output power at 4 ohms per channel	2300 W
max output power at 2 ohms per channel	2900 W
max output power at 8 ohms bridged	4600 W
max output power at 4 ohms bridged	5800 W

Voltage

max output voltage at 8 ohms load	102 Vrms
peak voltage, no load	145 V
operation voltage	130-270 V
full output power	180-260 V
min start voltage	175 V

Current

peak inrush current	5 A
quiescent power no load	0.6 A rms
1/8 of full power at 4 ohms/230V	6 A rms
1/3 of full power at 4 ohms/230V	14 A rms
at full power at 4 ohms/230V	26 A rms

Weight and Dimensions

width	483 mm
height	88 mm
depth	393 mm
weight	10 kg