Gymnasium Sound System with Octasound SP820A Central Speaker and Soundcraft Ui16 Remote Controlled Digital Mixer

Inside the Design

This gymnasium sound system delivers powerful, full-coverage audio designed specifically for large school gyms, arenas, and multipurpose spaces. Featuring the Octasound SP820A 360° omnidirectional central speaker, this system provides exceptional vocal clarity and even coverage throughout highly reverberant spaces. Perfect for play-by-play announcements, assemblies, and music playback, the system also includes a Soundcraft Ui16 remote-controlled digital mixer, Yamaha PX3 power amplifier, Samson Concert 288 dual wireless microphone system, and essential rack-mounted accessories for power distribution and equipment management. Built for performance and reliability, this turnkey solution is engineered to meet the demanding needs of sports, events, and school environments.

Sound System Features:

• 360° omnidirectional Octasound SP820A speaker provides uniform coverage and excellent intelligibility in large, echo-prone spaces
• Remote-controlled Soundcraft Ui16 mixer allows wireless control from multiple devices with built-in DSP processing
• Yamaha PX3 Class-D power amplifier delivers efficient, high-output performance with versatile setup options
• Samson Concert 288 dual-channel wireless microphone system ensures reliable operation for two presenters or performers
• Atlas Sound AP-S15A power conditioner protects against surges, noise, and unstable voltage
• Atlas Sound 312-15 12RU wall cabinet organizes, secures, and ventilates equipment
• Complete system engineered for school gyms, providing durability, versatility, and professional sound
  
  

About the System Components

Octasound SP820A 12" 360° x 180° Central Speaker System

The Octasound SP820A features a highly efficient 12" woofer paired with four compression drivers in a tuned port enclosure, delivering hi-fi full-range audio with 360° coverage. With a sound pressure level of 101 dB per watt at 1 meter, it requires minimal amplifier power while still producing up to 125 dB SPL. The SP820A includes a built-in thermal protective circuit to safeguard against overload, ensuring long-lasting reliability for gymnasium use.

Soundcraft Ui16 Remote Controlled Digital Mixer

The Soundcraft Ui16 offers complete wireless mixing with compatibility across iOS, Android, Windows, Mac, and Linux devices. Up to 10 devices can connect simultaneously for collaborative control. With onboard HARMAN processing from dbx, DigiTech, and Lexicon, the Ui16 provides advanced tools including feedback suppression, compression, EQ, and noise gates. Compact and intuitive, this mixer is ideal for managing microphones, music playback, and live events in school environments.

Yamaha PX3 Stereo Power Amplifier

The Yamaha PX3 delivers 300W per channel at 8Ω and 500W per channel at 4Ω with efficient Class-D technology. Its intelligent DSP and PLL control ensure precise sound quality and stability. Featuring an LCD display with 8 programmable presets, the PX3 allows fast setup and recall for different events. Designed with both Basic and Advanced modes, it provides ease of use for beginners while offering detailed control for experienced operators.

Samson Concert 288 Handheld Dual-Channel Wireless System

The Samson Concert 288 offers worry-free UHF wireless performance for two users with a best-in-class 300' operating range. The dual-channel system supports up to 24 simultaneous systems (region dependent) and includes two handheld transmitters with Q6 dynamic microphone capsules. Its rackmountable CR288 receiver features dual-antenna true diversity design, 32 selectable frequencies, and infrared syncing for quick setup. Ideal for announcements, presentations, and performances in school gyms.

Atlas Sound AP-S15A 15A Power Conditioner and Distribution Unit

The AP-S15A provides surge suppression, RFI/EMI noise filtering, and reliable AC voltage regulation to protect sensitive audio equipment. Its fast-response circuitry suppresses voltage spikes within nanoseconds, safeguarding against power surges and instability. A 12-foot removable IEC power cord with retainer is included for flexible installation.

Atlas Sound 312-15 12RU Wall Cabinet

The Atlas Sound 312-15 is a heavy-duty 12RU wall cabinet constructed from 16-gauge CRS steel with front, center, and rear sections for secure equipment mounting and cable management. Perforated side vents ensure proper airflow, while reinforced frame flanges and brace supports provide exceptional structural stability. Designed for professional AV installations, this cabinet organizes and protects your sound system components.

Octasound SP820A 12" Central Speaker System

• Covers up to 20,000 sq. ft. with powerful 360° audio dispersion
• 12" subwoofer and 4 high-compression horn drivers deliver clear highs and deep bass
• Impact-resistant polyurethane finish withstands balls, projectiles, and tough environments
• Moisture-resistant and temperature-stable for gyms, arenas, and multipurpose spaces
• Four suspension points for easy, secure installation right out of the box
• Built with premium Eminence components in North America for long-lasting performance
  
  

Soundcraft Ui16 Remote Controlled Digital Mixer

• 16-input remote-controlled digital mixer with built-in Wi-Fi for wireless control
• Cross-platform compatibility with iOS, Android, Windows, Mac, and Linux
• Operate up to 10 devices simultaneously (tablets, phones, PCs)
• dbx®, Digitech®, and Lexicon® signal processing for studio-quality sound
• Fully recallable preamps with remote mic gain control
• 4-band parametric EQ, HPF, compressor, de-esser, and noise gate on all inputs
• 31-band graphic EQ, compressor, and noise gate on all outputs
• Lexicon® reverb, delay, and chorus FX processors built in
• RTA (real-time frequency analyzer) on inputs and outputs for precise tuning
• Show/Snapshot recall, subgroups, mute/view groups, and security lockout
• USB 2-channel audio playback and recording for added flexibility
  
  

Yamaha PX3 Stereo Power Amplifier

• Delivers 2 × 300W at 8Ω or 2 × 500W at 4Ω
• Efficient Class-D amplifier with Yamaha custom LSI for reliable performance
• Onboard DSP with PEQ, crossover, filters, delay, and limiter functions
• Optimized speaker presets ensure peak performance with Yamaha speakers
• Smart protection utilities safeguard equipment and maintain consistent operation
  
  

Samson Concert 288 Handheld Dual-Channel Wireless System

• Professional dual-channel UHF wireless system with reliable performance
• Includes two Q6 dynamic handheld microphones with 8 hours of battery life each
• Operates up to 300 ft. with multiple frequency options for interference-free use
• Supports up to 24 simultaneous systems (region dependent)
• Independent volume controls for each channel for precise mixing
• Dual balanced XLR outputs and 1/4" mix output for flexible routing
• Includes 1/4" audio cable, AC adapter, and rackmount kit
  
  

Atlas Sound AP-S15A 15A Power Conditioner & Distribution Unit

• 9 total outlets for reliable power distribution
• 8 rear-panel outlets (7 switched, 1 unswitched) plus 1 front-panel outlet
• Built-in RF and EMI filtering ensures clean, noise-free power
• 15A circuit breaker protection with up to 6000V spike suppression
• Includes a removable 12 ft. IEC cord for easy setup
  
  

Atlas Sound 312-15 12RU Wide Opening Wall Cabinet

• 12RU cabinet with 15" deep center mounting section for versatile equipment fit
• Adjustable mounting rails provide installation flexibility
• Punched vents ensure proper airflow and heat dissipation
• Heavy-duty construction with reinforced flanges, corner braces, and welded seams
• Wall-mount design saves valuable floor space while protecting equipment
• Integrated wire management for neat and organized cable routing

• (1) Octasound SP820A 12" Central Speaker System
• (1) Soundcraft Ui16 Remote Controlled Digital Mixer
• (1) Yamaha PX3 Stereo Power Amplifier
• (1) Samson Concert 288 Handheld Dual-Channel Wireless System
• (1) Atlas Sound AP-S15A 15A Power Conditioner and Distribution Unit
• (1) Atlas Sound 312-15 12RU Wide Opening Wall Cabinet
• (1) Gator GRW-DRW3 Rackworks Rack Drawer
• (1) Atlas Sound CB1 Solid Economy Blank Panel
• (3) Pure Resonance Audio XLR-3 Microphone Cable - 3ft
• (250') West Penn 226 14/2 Audio Speaker Wire