GA43 4-ch 750w Power Amplifiers with DSP


4x750W Amplifier with DSP

Compact 4-channel high efficiency class D amplifier featuring Powersoft™ power module and DSP processor.

Delivering up to 750W RMS per channel, this amplifier is able to drive 70V lines without any additional transformer or settings.

Remotely controllable with Powersoft™ ArmoníaPlus software through Ethernet connection.

Thanks to its modular design, 3 elements of GA43 can fit into 2 rack units with a dedicated accessory (G-RACK).

Designed for high performance applications for rental and permanent installations such as touring and events, auditoriums, transportation facilities, houses of worship, stadiums, theme parks and clubs.

Tech specs


Input Channels: 2
Output Channels: 4 
Max Output Power per Channel: 750 Watt (RMS EIAJ Single Channel Driven @ 4 ohm) 
Minimum Impedance: 4Ω (2Ω bgm use) 
Internal DSP: 28 bit data path with 56 bit inner processing 
Operating Voltage: 85-264 VAC 
AC Current: 7A Nominal 
Width: 145mm (5,71in) 
Height: 90mm (3,54in) 
Depth: 418mm (16,46in)
Rack adapter: G-RACK


Analog balanced I: 2 x Combo jack-XLR female line 
Analog power O: 2 x Speakon (4 pole) 


Volume potentiometer | RJ45 connector | DSP can be remotely controlled via an Ethernet connection through Powersoft ArmoniaPlus Software


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