Martin Audio MA4.2s User Manual

Martin Audio – MA4.2s (ETL) Amplifier
ENGLISH
14
&KDQQHO$DQG%LQWRRQH6SHDNRQ
6WHUHRDQG%LDPS
%ULGJHGPRQR
1HYHUFRQQHFWHLWKHURXWSXWWHUPLQDOWRJURXQGRUWRVRPHRWKHURXWSXWRULQSXWWHUPLQDOVHHZDUQLQJVLQ
FKDSWHU

3D\DWWHQWLRQWRVSHDNHUSRODULW\ORXGVSHDNHUVFRQQHFWHGRXWRISRODULW\GHJUDGHVRXQGTXDOLW\



:$51,1*7RSUHYHQWHOHFWULFVKRFNGRQRWRSHUDWHWKHDPSOLILHUZLWKDQ\RIWKHORXGVSHDNHU
FDEOHFRQGXFWRUVH[SRVHG
8 OPERATION
8.1 Operation precautions
% 
0
% 
0
% 
5
8

% 

8.2 Powering up – Soft start

                                                                                     
                
                              
8.3 Input attenuators

              

                                   
    
8.4 Indicators

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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