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PRODUCTS / ARA SERIES

ARA-P28.74

P/N. 10420540

Model
P/N

Features

Self-powered point source system.
2-channel Class D amplifier, 1200Wrms.
96kHz FIR processing.
Control, monitoring, and EQ via IP through ALMA™.
2 x 8″ (8GXN) + Compression driver, 3″ VCD M78N)
Latest generation transducers with Neodymium.
70º x 40º (H x V) dispersion, rotatable horn.

Applications

Outdoor festivals and live concerts
Theatres, auditoria and performing arts centers
Large live music clubs
Live sound touring/Rental services

DASaim

The ARA-P28.74 is a point source system that combines technical innovation with acoustic precision. Featuring a dual 8-inch speaker configuration, this model delivers a comprehensive frequency range from 70 Hz to 17 kHz. Its rotatable horn provides a horizontal coverage of 70º and vertical coverage of 40º, the ARA-P28.74 ensures uniform sound dispersion, ideal for medium to long throw applications in various settings.

Equipped with a powerful class D amplifier with universal mains switching power supply, the ARA-P28.74 offers a continuous power rating of 1200 W, with peak capabilities reaching 2400 W (1600 W for low frequencies and 800 W for high frequencies). This system boasts a maximum linear SPL of 137 dB and a peak SPL of 140 dB, ensuring powerful performance in any environment.

The advanced electronics of the ARA-P28.74 include a 96kHz sampling rate with an intuitive ALMA control interface for precise sound management. One system, one brain; each ARA-P28.74 includes a unique processing input channel working at 96kHz with 10 EQ points and a total delay of 823ms, translating to 283 meters, enhancing its versatility in system setup. The power module’s DSP platform features specially designed Finite Impulse Response filters (FIR) for acoustical flat magnitude and phase response, allowing a coherent combination with other units of the ARA series, like the LARA / SARA line arrays.

At the heart of the ARA-P28.74 are our custom-manufactured transducers, the 8GXN, equipped with a neodymium magnet and a 2.5” Voice Coil Diameter (VCD). These transducers are crafted for exceptional long displacement capabilities and minimal distortion. Complementing this is the M78N compression driver, identical to those utilized in the ARA series line arrays. With a 3-inch VCD, the M78N is adept at producing crisp, clear high frequencies, contributing to the overall rich and detailed audio experience the ARA-P28.74 offers.

Designed with versatility in mind, the ARA-P28.74 comes equipped with M10 rigging points, accommodating a vast array of accessories. This adaptability makes it perfect for a wide range of venues, configurations and uses.

 

Performance
Frequency Range (-10 dB)70 Hz – 18 kHz
Horizontal Coverage (-6 dB)70º
Vertical Coverage40º
Maximum Linear SPL1134 dB
Maximum SPL2140 dB
1. Measured Maximum Linear SPL at 1m according to AES75 standard using 18dB crest factor M-Noise.
2. Measured Maximum SPL at 1m using burst noise.
Electronics and Connectors
Nominal Amplifier Power (continuous)1200 W
Nominal Amplifier Power LF (continuous)800 W
Nominal Amplifier Power LF (peak)1600 W
Nominal Amplifier Power HF (continuous)400 W
Nominal Amplifier Power HF (peak)800 W
Input TypeBalanced Analog
Input Impeadance20 kohms
Input Sensitivity6.2 V (+18 dBu)
Audio Signal Input Connector1 x Female XLR
Audio Signal Loop Thru Connector1 x Male XLR
Audio/Data Input ConnectoretherCON
ControlALMA
Audio + Data Loop Thru ConnectoretherCON
AC Output ConnectorpowerCON TRUE1
Current Draw 230 V / 115 V1.8 A/3.6 A
Sampling Rate96kHz
Enclosure
Enclosure ConstructionBirch Plywood
Enclosure GeometryTrapezoidal 5º
RiggingM10 Rigging Points
FinishISO-flex Paint
ColorBlack
IP RatingIP43
Dimensions ( H x W x D )610 x 265 x 405 mm
24,0 x 10,5 x 16,0 in
Net Weight23,4 kg ( 51,5 lb )
Components
LF Driver8GXN
HF DriverM-78N
Title Format Size
Data Sheet
HT_ARAP28.74_00.pdf PDF 501 Kb
User Manual
UM_ARA_EN_v4.pdf PDF 20.73 Mb
UM_ARA_ES_v3.pdf PDF 20.7 Mb
Modeling Data
MD_DAS_GLL_v13.zip ZIP 208 Mb
MD_ARA_GLL.zip ZIP 40.2 Mb
Software
ALMA.Setup.2.0.3.exe EXE 128.97 Mb
ALMA-2.0.3.dmg DMG 166.96 Mb
SW_EASE_Focus_v3.1.260.zip ZIP 49.76 Mb
Line Drawing
CAD_2D_ARA-P28_74.dwg DWG 600 Kb
FM137BI1655_10101020_IMD.png ANL-2Set of 4 M10x40 forged steel eyebolts+4 carabiners, for flying
FM182BI1677_10105050_IMD.png AX-SPG128 mm TV clamp spigot adapter with M10 thread for AXU/AXF brackets
FM183BI1678_10105060_IMD.png AX-SPG228 mm TV clamp spigot adapter with groove and pin for AXR-AR5 mount
FM2341BI3561_10105061_IMD.png AX-TRM8Adapter for tripod, tube diameter 35 mm. With threaded bolt M8 x 18 mm
FM152BI1662_10104310_IMD.png AXC-ATC-clamp for using mounts with lighting truss
FM2340BI3560_10105150_IMD.png AXC-ATSPGC-clamp for using mounts with lighting truss
FM159BI2858_10104320_IMD.png AXC-ZTSpeaker adaptor (required for TRD-2/TRD-6/TRD-7, black
FM2371BI3611_10104327_IMD.png AXC-ZT3Speaker adaptor (required for TRD-2/TRD-6/TRD-7, black
FM2358BI3559_10104833_2_clone_IMD.png AXF-X8Ceiling/truss bracket for 8″ systems, black
FM169BI1670_10104870_IMD.png AXR-AR5Adjustable flying mount, black
FM2338BI3566_10105151_IMD.png AXU-AP28“U” bracket, wall/ceiling/truss for ARA-P28, black
FM231BI1827_20502110_IMD.png EC-090.9m CAT5e etherCON (data+audio) DASnet cable
FM233BI2388_20502130_IMD.png EC-2020m CAT7 etherCON (data+audio) DASnet cable
FM813BI1829_20502180_IMD.png ECPK-2020m Hybrid CAT7 etherCON (data+audio)+powerCON TRUE 1, DASnet cable
FM239BI1829_20502100_IMD.png ECPK-55m Hybrid CAT7 etherCON (data+audio)+powerCON TRUE 1, DASnet cable
FM2356BI3591_10116130_IMD.png FC-ARAP28Flight Case for ARA-P28 (max 2 u.), black – 805 x 720 x 455 mm (31.7 x 28.3 x 17.9 in)
FM2353BI3567_10102962_IMD.png JP-AP2815Cluster connector plates ARA-P28 for angles from 10° to 50° in 10° steps, black
FM2384BI3661_11106140_IMD.png MATRIX-22The Matrix-22 is a 1U 19” half rack-mount, dual input, dual output channel breakout box intended to distribute analog audio signals and monitoring & control (ALMA) data to the ARA-P sound systems. It incorporates an integrated 1 Gbit 4-port Ethernet switch. It is the most convenient solution when using ARA-P systems because of its simplicity and ease of use. The internal ethernet switch combines the control data and analog audio in two etherCON outputs dedicated to connect the audio systems; 2 “ALMA outputs” intended to be used to send audio and data to the groups of systems.
FM298BI1830_20502150_IMD.png PLINK1-090.9m powerCON TRUE1 cable
FM2383BI3666_11106150_IMD.png PP-4The PP-4 is a versatile 1U 19” half rack-mount power distributor, perfectly suited for the ARA-P and ARA-M sound systems. Featuring one PowerCon TRUE1 input and four PowerCon TRUE1 outputs, the PP-4 ensures efficient power distribution. Designed with compatibility in mind, it supports DAS Audio Hybrid cables (model ECPK-XX) and seamlessly integrates with the Matrix-22 audio and monitoring data distributor, making it an essential component for professional audio setups.
logo_das_noimage.png TRD-2-PACKPack 2 u Aluminum speaker stand for all models with 35mm pole mount socket, black
FM310BI1708_10104470_IMD.png TRD-6Ring lock pole mount 35 mm x 750 mm for use between satellite and sub system, black
FM1509BI1832_10104471_IMD.png TRD-735 mm ring lock adjustable height (1005 mm – 1485 mm) pole mount for use between satellite and sub systems, black
logo_das_noimage.png 8GXNLow-mid frequency 8″ speaker, 2.5″ VCD, neodymium magnet, 300 W AES, 8 ohm
logo_das_noimage.png GM-8GX
FM475BI2205_20205080_IMD.png GM-M75NDiaphragm for M-75N/M-75/M-80 compression driver
FM1357BI1845_20208860_IMD.png M-78NCompression driver, 3″ VCD, neodymium magnet, 1.5″ throat, 100 W AES, 8 ohm