GA43 4-ch 750w Power Amplifiers with DSP

GP18A

18" Subwoofer + 24x2" Modular Column System (Active)

Heavy duty 18” powered subwoofer combined with 3 modular 8x2” transducer array elements featuring PAT® K-array™ technology. It can drive up to 3 GP18 passive system in a stereo configuration. It features Powersoft™ DSP and power module with ethernet remote control and Armonia™ control software. 

Designed for high performance outdoor/indoor applications both for rental and permanent installations for touring, live bands, auditorium, and clubs. 

High performance to size/weight ratio featuring easy and fast setup possibility.

User Tip: optimize the cost and combine the system with the passive model whether it is for stereo configurations or if you prefer to extend the cluster

Tech specs

GENERAL 

Power Handling: 750W subwoofer + 700W satellite 
Peak Power: 1500W subwoofer + 1400W satellite 
Impedance: 8Ω subwoofer + 16Ω each segment 
Frequency Range: 45Hz – 20KHz (-6dB average) 
Maximum SPL(1): 125dB peak *measured at 8m and then scaled at 1m (peak) 
Continuos SPL: 113 dB 
Coverage: V.20° - H.140°

TRANSDUCERS 

Subwoofer: 18” ferrite magnet 
Mid High Frequency: 3 modules with 8x2” ferrite magnet 

AUDIO I/O 

Analog balanced I: 2 x Combo jack-XLR female line 
Analog power O: 1 x Speakon to drive a GP18 Passive System in a stereo configuration 

AUDIO CONTROLS 

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

 

AMPLIFIER 

Type: 4-channel Class-D audio amplifier 
Power: 4x 1500W @4ohm 
AC input: 100-240V AC @50-60Hz (Powercon connector)
Max power consumption: 500W Rated Load (1/8 Max Power) 
Protections: Thermal Protections (Power limiting - Thermal Shutdown), Short-circuit/overload output protections, stationary high frequency protection, peak limiter, RMS limiter, frequency dependent RMS limiter, Clip limiter. 


PHYSICAL OVERVIEW

SUBWOOFER 

Width: 545mm (21,46in) 
Height: 610mm (24,02in) 
Depth: 600mm (23,6in) 
Weight: 35,4kg (76,37lbs) 
Material: wood 
Rating: IP41

SATELLITE 

Width: 85mm (3,34in) 
Height: 1610mm (63,38in) 
Depth: 105mm (4,13in) 
Weight: 6kg (13,22lbs) 
Material: ABS 
Rating: IP54

ACCESSORIES
GP18-BASE: Floor stand for GP18/GP18A columns (optional)

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