Current Issue : July - August 2021




To The FREE Digital Magazine And Newsletters

Articles May-June 2021

Pursuing the Pro Audio Trail

In conversation with Caroline Moss and Sue Gould

PT got in touch with the Pro AVL Asia magazine core team of Editor - Caroline Moss and Sales Director - Sue Gould, who between them boast of over three decades of experience in the pro audio industry..... read more

NJSM Marks a Milestone in the Business of Sound

From Rental Company to manufacturer and innovator, Nixon Johnny has guided and grown NJSM from a two-person company to a fifty-person company, continuing to expand into virtual events with NJSM Virtual Studio..... read more

Tech Savvy Environment for T-Systems

Eyte Technologies installs high-tech AV Solution at T-System’s Experience Center facilitating brand value and delivering superior customer experience..... read more

Conversations with SudeepAudio

Sudeep Audio, one of India’s first pro audio web store selling studio software and equipment online commenced its YouTube Channel, ConverSAtions, in 2011 to share the journey of Indian Sound Engineers..... read more

Show More

Outdoor Line Arrays

Line Array Speaker systems are perfect for a wide range of applications including: stadiums, live sound venues, theatrical sound, performing arts facilities, house of worship, auditoriums, sports facilities, entertainment venues and arenas

PT takes a look at some of the outdoor line arrays launched in 2019.

Bose ArenaMatch

Bose Professional ArenaMatch loudspeakers bring proven DeltaQ sound quality and flexibility to outdoor installations — sports stadiums, arenas, outdoor entertainment centers, and more. Featuring an IP55 weather rating, ArenaMatch DeltaQ modules make it easy to create durable and reliable outdoor loudspeaker arrays that bring consistent, intelligible sound to every listener. There are 9 coverage patterns available — choose from modules with 10, 20, or 40-degree vertical coverage — and 60, 80, or 100 horizontal waveguides.

Main Features include:

  • Improve sound quality, consistency, and vocal clarity with DeltaQ array technology
  • Easily customize horizontal coverage with replaceable waveguides
  • Deliver high-SPL, long-throw music reproduction and vocal intelligibility
  • 14-inch neodymium woofer and six Bose EMB2S titanium-diaphragm neodymium compression drivers
  • Rated for direct-exposure outdoor installations
  • Three-layer stainless steel grille, water-resistant woofer cone coating, industrial polyurethane exterior coating, and molded input cover
  • Provide full coverage with fewer modules

Technical Specification: (ArenaMatch AM40)

  • Frequency Response (–3 dB) ¹ : 65 Hz to 16 kHz
  • Frequency Range (–10 dB) : 55 Hz to 18 kHz
  • Nominal Coverage Pattern (H × V): 60° × 40° (AM40/60) or 80° × 40° (AM40/80) or
  • 100° × 40° (AM40/100)
  • Recommended High-pass Filter : 60 Hz with minimum 12 dB / octave
  • Crossover: 950 Hz internal passive or external bi-amp (Bose ControlSpace presets)
  • 70/100V transformer tap settings : 70V: 100, 200, 400 W; 100V: 200, 400 W


  • Low Frequency: 1 × Bose LF14 neodymium 14-inch woofer (4-inch voice coil)
  • High Frequency: 6 × Bose EMB2S titanium-diaphragm, neodymium compression drivers (2-inch voice coil)
  • Nominal Impedance: Passive: 8 Ω / Bi-amp: 8 Ω + 8 Ω
  • Enclosure Material: Exterior-grade birch plywood
  • Finish :Two-part polyurea coating, black
  • Grille: Powder-coated perforated stainless steel, acoustic foam, stainless steel mesh
  • Suspension/Mounting: 8 x M12 threaded inserts (4 per side); 4 x M8; threaded inserts (2 per side)
  • Dimensions (H x W x D) – millimeters : 489 x 783 x 400 mm (19.3 x 30.8 x 15.8 in)
  • Net Weight: 34.9 kg (77 lbs)

d&b Audiotechnik KSLi Series

A complete installation package for the most comprehensive range of installations and applications, the KSLi system features the KSLi8 /KSLi12 loudspeakers, combined with (KSLi-SUB/ KSLi-GSUB), subwoofers, the new 40D high performance installation amplifier plus a complete catalogue of system specific accessories and customization options.

Main Features include:

KSLi8 and KSLi12

  • Two custom designed 1.4” exit HF drivers with 3” voice coils in a compact format bring high output and resolution with an impeccable sonic quality
  • A high sensitivity horn for the midrange, loaded with an 8” driver
  • Two 10“ LF drivers, coupled with two side facing 8” LF drivers that couple towards the front, cancel towards the rear and increase low frequency headroom
  • Cabinets are constructed from marine plywood and have an impact and weather protected PCP (Polyurea Cabinet Protection) finish.
  • The front and side panels incorporate rigid metal grills backed by an acoustically transparent and water repellent fabric.
  • Designed for medium to large scale sound reinforcement.
  • Up to twenty-four KSLi loudspeakers can be flown in vertical columns.

Technical Specification: (KSLi8)

  • Components: 2 x 10“Front LF; 2 x 8“Side LF; 1 x 8“MF; 2 x 1.4“exit HF 3“coil
  • Output (1m) ¹ : 145 dB SPL
  • Power rating² Front LF: 450 / 1800 W
  • Power rating² Side LF/MF/HF: 250 / 1000 W
  • Frequency response (–5 dB): 54 Hz–18 kHz
  • Dispersion (H): 80°³
  • Cabinets per 40D (2-Way Active): 2 (with Array Processing); 4 (with Arc / Line mode)
  • Dimensions mm (H x W x D) 330 x 1000 x 572
  • Weight (kg): 57

Marin Audio WPS

The WPS is a versatile, state-of-the-art line array with a peak SPL of 133dB and is designed for small-to-medium scale touring and install applications that require a high output array with reduced weight and footprint. With exemplary coverage consistency and superb sound performance, the flexibility of WPS makes it an ideal system for live sound reinforcement and installations in theatres, concert halls and Houses of Worship.

Main Features include:

  • Ultra-compact line array
  • Scalable resolution for advanced array control
  • External, dedicated, multi-channel Class D amplification
  • Industry-leading DISPLAY software interacts with DSP for highly-accurate results
  • Fast, integral 3-point flying systems for up to 16 enclosures
  • Side and rear handles for ease of handling and setting splayangles
  • 100° horizontal constant directivity pattern control

Technical Specification:

  • Type: Three-way, passive line array element
  • Frequency Response (5): 70Hz-18000Hz ± 3db
  • Drivers: LF: 2 x 8” (200mm)/2” (50mm) voice coil, long excursion, vented yoke, neodymium magnet drivers; MF: 4 x 4” (100mm)/1” (25mm) coil, neodymium magnet drivers, compression loaded; HF: 4 x 1” (25mm) exit/1.4” (35mm) HT Polymer diaphragm, neodymium magnet compression drivers
  • System Amplifier: ikon ik42
  • System Resolution: 1 to 3 enclosures per amplifier channel (ik42)
  • Maximum SPL (9): 133db peak
  • Nominal Impedance: 6Ω
  • Dispersion (-6DB)   100º horizontal (-6db), 120º horizontal (-10db); 10° vertical
  • Crossover: 520Hz, 1.6khz internal passive
  • Enclosure: Vertical trapezoid with 5º wall angle, Multi- laminate birch and poplar-ply construction
  • Connectors: 2 x NL4 type
  • Fittings: 3-point rigging system; 2 x side pocket handles; 2 x rear grip handles
  • Flown array maximum: 16 (installation) and 24 (touring) enclosures in a single array
  • Dimensions: (W) 650mm (25.6in) x (H) 261mm (10.3in) x (D) 400mm (15.8in)
  • Weight: 27kg (60lbs)

Nexo GEO M12 Series

GEO M12 shares the same aesthetic and sonic signatures as the acclaimed GEO M10 and compact GEO M6 line arrays. The M12 can be used in a range of applications from large theatres and live performance venues to stadiums and houses of worship. Integral rigging hardware with no loose parts makes it easy to quickly configure ground stacks and line arrays of various scales.

Main Features include:

  • Powerful line array element that can be stacked or flown, with or without its companion sub the MSUB18.
  • Integrated rigging hardware with no loose part and AutoRigTM feature.
  • Available in Touring or Installation versions, with custom RAL colour options.
  • Incorporates latest NEXO patented technology from the flagship STM series.
  • Comprehensive range of versatile, multifunction accessories for deploying the GEO M12 in a wide variety of applications

Technical Specification:

  • Frequency Response @-6 dB: 50 Hz to 20 kHz
  • Sensitivity 1W@1m: 105 dB SPL Nominal
  • Peak SPL@1m: 140 dB
  • Passive Crossover Frequency: 1.1 kHz
  • Nominal Impedance: Active mode: (8 Ω LF + 16 Ω HF)/Passive mode: 8 Ω
  • Recommended Power: Active mode: (1250 Watts LF + 625 Watts HF)/Passive
    mode: 1250 Watts
  • LF Component: 1 x 12” 8 Ohms long excursion Neodymium driver with PDDTM
  • HF Component: 1 x 3” voice coil 1.4” throat driver on a BEA/FEA optimized HR
  • WavesourceTM
  • Height x Width x Depth: 370 mm x 700 mm x 446 mm (14.6” x 27.6” x 17.6”)
  • Weight: Net: 34 kg (75 lb)
  • Connectors (Touring version): 2 x NL4, 4 poles connectors (1+/1- Through, 2+/2- GEO M12 in passive mode, 1+/1- LF, 2+/2- HF in active mode)
  • Connectors (Install version): 2 x Cable gland with 4 cores connectors
  • Active / Passive mode selection: Ruggedized, recessed, waterproof 2 positions switch
  • Construction: Lightweight Polyurethane Composite
  • Fittings: 2 x Side handles horizontal + back grip

L-Acoustics Kara II

Kara II is a modular line source system that can be deployed standalone or with its companion subwoofer SB18. Assembled as a variable curvature line source with class-leading SPL per weight and footprint, Kara II is ideal for applications that require clarity and long throw capability such as performing arts, congregations, large corporate and special events.

Main Features include:

  • Internationally-recognized Kara with Panflex
  • Added variable directivity and improved polar stability
  • 4 integrated horizontal directivities (70°/110° and 90° L/R)
  • + 2 dB SPL at 70°
  • Compact and lightweight design
  • Time-tested efficient rigging system

Technical Specification:

  • Description: 2-way active WST enclosure, amplified by LA4X/LA8/LA12X
  • Usable bandwidth (-10 dB) : 55 Hz - 20 kHz ([KARA II 70])
  • Maximum SPL1 : 142 dB ([KARA II 70])
  • Nominal directivity (-6 dB): Vertical: depending on number of elements and array curvature
  • Horizontal: 70° / 110° symmetric or 90° asymmetric
  • Transducers: LF: 2 × 8’’ neodymium cone driver; HF: 1 × 3’’ neodymium diaphragm compression driver
  • Acoustical load: LF: Bass-reflex; HF: DOSC waveguide, Panflex Nominal impedance: LF: 8 Ω;  HF: 8 Ω
  • Connectors: IN: 1 × 4-point speakON
  • LINK: 1 × 4-point speakON
  • Rigging and handling: 4-point captive rigging system; 2 side handles, 2 rear handles
  • Inter-enclosure angles [deg]: 0, 1, 2, 3, 4, 5, 7.5, 10
  • Weight (net): 26 kg / 57 lb
  • Rigging components:   High grade steel with anti-corrosion coating

MXMDR LA Line Array Series

MX Line Array is a large step forward in speaker design from the standard box on a stick. Engineered to provide a very wide dispersion pattern and a narrow vertical dispersion pattern, MX Line Array gives full control over how sound is presented at venues and outdoor performances. Ideal for a wide range of portable and permanently installed applications the full size flagship MX Line Array and a smaller sized Compact Line Array provides clarity and consistency than normal PA systems. The LA 28, LA 10, LA 210 and LA 212 are the cabinets that make up the LA line of speakers. 

Main Features include:

  • MX Audio Line Array is easily flyable and the suspension can be easily adjusted to any angle needed for a venue
  • Heavy duty construction and high quality parts make this series perfect for life on the road.
  • Cabinets can be bi-amped and also used in different configurations.
  • Compact And Powerful Russian Birch Plywood Cabinet
  • Pole Mount Socket For Stand Mount
  • Attractive Steel Grill With Acoustic Form

Technical Specification: [MX LA 212 (Neodymium)]

  • Description: Dual 12 Inch Line Array
  • System Type: Two-way Speaker
  • Frequency Response: 50~20 kHz
  • Component LF: 2 X 12” / 3”VC / Neo
  • HF: 75mm Neo
  • Rated Power: 1000w
  • Program Power: 2000w
  • Sensitivity: 102dB
  • Max SPL: 133dB
  • Impedance: 8 Ohms
  • POWER: (Continuous / Program / Peak): Passive: 1000W / 2000W / 4000 W

Peavey Versarray 112 MKII Line Array

The Versarray 112 MKII Ribbon Driver Line Source Array module consists of a new 12” Neo Black Widow woofer combined a neodymium-based Peavey RD 2.6 ribbon driver in a cabinet with a highly flexible rigging system. Designed to provide modular coverage of small to medium venues, and intended for use with the companion Versarray Sub models, the Versarray 112 MKII offers extreme versatility and high performance capability.

Main Features include:

  • Two-way Bi-Amp Ribbon Line Source Array SR System
  • New Ribbon Driver with Neo magnet, 50% more power handling and 2dB more sensitivity
  • Durable Hammer Head polyurethane finish
  • Easy aiming angle adjustment rigging system Angle adjustable in 2 1/2 degree increments from 0 to 15 degrees, total angle between adjacent cabinets

Technical Specification:

  • 12” Neo Black Widow 4” VC Woofer
  • 1,000 watt program, 2000 watt peak power handling
  • 90 Degrees H by 15 Degrees V coverage pattern (per one cabinet)
  • Sound Guard tweeter protection
  • Inputs are two Neutrik Speakon 4-pin jacks in parallel
  • 18mm 13-ply Baltic birch enclosure
  • Weight Packed: 70.55 lb(32 kg)
  • Width Packed: 17”(43.18 cm)
  • Height Packed: 27.25”(69.215 cm)
  • Depth Packed: 14.5”(36.83 cm)

Funktion One Vero VX

The VX90 is a 3-way vertically arrayable loudspeaker with four new Funktion-One designed Neodymium drivers in a horizontally symmetric configuration. The Vero VX system comprises VX90 full-range vertically arrayable loudspeakers, V124 or V221 bass enclosures, amp racks, fly bars, transport dollies, ground stack hardware, cabling and Projection predictive software..

Main Features include:

  • Funktion-One wide bandwidth Axhead midrange (300Hz - 5kHz) for natural and effortless vocal clarity
  • Isophase diffraction waveguide (HF) for coherent high frequency summation
  • Lambda rigging ensures accurate array alignment
  • Choice of motorized or static fly beams
  • High efficiency drivers giving dynamic headroom, high SPL and low amplifier count
  • Innovative FIR filter design providing wide and consistent horizontal dispersion
  • whilst ensuring accurate transient response
  • No corrective EQ, preserving headroom and phase coherency
  • Very clean output, even at maximum power
  • Excellent results when used as a single enclosure

Technical Specification:

  • Frequency response ±3dB: 60Hz - 18kHz
  • Usable bandwidth: 50Hz - 20kHz
  • Maximum SPL *: 144dB
  • Horizontal dispersion: 90°
  • Vertical dispersion:: 13°
  • Nominal impedance: 4 x 16Ω
  • Rated power: LF: 2 x 400W; MF: 200W; HF: 50W
  • Weight: 70kg (154lbs)
  • Connectors:: 2 x Neutrik NLT8MP