Constant curvature line source

High Output, self powered (class D switch mode power supply with PFC), constant curvature line array element.


The CXA-12 enclosure is a constant curvature line array element designed for multiple configurations, with a maximum of 4 enclosures.

The CXA-12 uses one 12″ LF/MF speaker next to a custom Multidriver waveguide system. The enclosure is self-powered with a total of 1400W (Class D, witch mode power supply), with PFC system and DSP processor with linear phase FIR filters.

It is ideal for a wide variety of applications, its design allows you to configure installations with symmetrical dispersion or fly the boxes vertically. The enclosure has a complete range of accessories that facilitate its use both in touring as in fixed installations.

For low frequency support the CXA-18S subwoofer is also available, either to be flown or stacked with the CXA-12 without the need for any rigging accesories.


Perfectly suited for:

→  Live events
→  Clubs
→  Theatres
→  Houses of worship
→  Fixed installations
→  Touring

Technical Data


LF: 12″, 2.5″ voice coil, Malt Cross Cooling System
HF: custom Multidriver system with wave guide, 1.4″ aluminium voice coil with titanium diaphragm
Frequency Range60 Hz – 20 KHz (-10dB)
Frequency Response
70 Hz – 18 KHz (± 3dB)
Max SPL128 dB
Coverage Angle
100º H x 18 º V
Power1400W Class D with switching power supply & PFC
LF Amplifier
1 x 800 W
HF Amplifier1 x 600 W
48 KHz / 56 bit double precision DSP with FIR filters
ControlUser control interface with LCD
Control Connections
Ethernet (OCS) optional / USB (DSP programming)
AC Power90 – 264V. 50/60 Hz with PFC
AC Connections
16A Neutrik powerCon TRUE1 with looping output
FinishPolyurea coating, black colour
15 mm premium birch plywood
Dimensions357 x 632 x 484 mm (H x W x D)
31 kg (68 lbs)

More features

Hardware for CXA-12

The CXA-12 cabinet is constructed from 11-ply premium birch plywood (15mm thickness) and finished with polyurea coating.

Internal design

The internal structure of the GXR-LA10A is heavily braced for greater longevity and all parts are assembled on metal inserts with metric screws. The amplification modules & DSP are housed in a separate chamber to the drivers avoiding excessive heat & vibration, thus delivering greater efficiency and reliability.

Rear panel CXA-18S Lynx
Rear panel

The powder coated steel rear panel contains all connections and houses the CXA-12s amplification modules and DSP, is easily accessible and housed separately from the drivers for increased reliability and efficiency.

Grill CXA-12

The CXA-12 has a heavy duty, powder coated front grille with a special acoustic rear fabric to protect the transducers against dust and dirt.

Rigging CXA-12

Handles are integrated in to the side plates of the CXA-12 to facilitate transport, positioning and loading of the cabinets.

Rigging CXA-12

Integrated flying plates are located on each side of the enclosure, to link CXA-12 cabinets together with optional splay angles, from between 0° to 6° with 0.5° step increments to create the desired curve.

Accessories for CXA-12
Ball pin with thread for CXA-12 and CXA-18S cabinets
Flying frame for the CXA-12 with a capacity for rigging of up to 6 cabinets
35mm connecting pole for satellite combination between sub units and CXA-12
M20 pole support combination between sub units and CXA-12 with safety lock
35mm lightweight aluminium stand for the CXA-12
Rain cover for the back panel of the CXA-12
Flight case to transport three CXA-12
Ceiling Bracket for CXA-12
0º stack adaptor for either the CXA-12 or the CXA-18S together with CXA-12
Multiple applications for CXA-12

Other products from this series

CXA-18S series

1 x 18” transducers, 132 dB SPL