Pure Resonance Audio SD4 Drop Tile Ceiling Speaker Array

Description

Pure Resonance Audio SD4 Drop Tile Ceiling Speaker Array

The Pure Resonance Audio SD4 SuperDispersion drop tile ceiling speaker array delivers exceptional 360-degree hemispheric audio coverage for wide-area sound reinforcement. Designed to replace multiple standard ceiling speakers, the SD4 provides powerful, uniform sound across large spaces, making it a cost-effective and high-performance solution for professional audio installations.

With its SuperDispersion omnidirectional design, the SD4 ensures smooth and consistent audio distribution over a 30-by-30-foot area, enhancing music playback, announcements, and paging systems. Its quick installation design allows the array to drop directly into a standard 2×2 or 2×4 ceiling grid, minimizing labor and simplifying setup without compromising on acoustic performance.

Engineered for reliability and versatility, the SD4 is ideal for classrooms, churches, restaurants, retail spaces, government facilities, and military environments. It combines superior sound quality, rugged construction, and easy integration into new or existing audio systems for unmatched performance and value.

Key Features

360° Hemispheric Coverage: Provides uniform sound dispersion across large open areas.

Powerful Audio Performance: Delivers up to 160W RMS with high sensitivity for clear, rich sound.

Easy Drop Ceiling Installation: Fits standard 2×2 or 2×4 grid layouts for quick setup.

Wide Frequency Range: 45 Hz – 20 kHz response ensures full-spectrum audio reproduction.

Multi-Tap 70V Transformer: Includes 4W to 64W taps with 8 Ohm bypass for flexible configurations.

Durable Build: Aluminum woofers and integrated backbox ensure lasting performance and protection.

Technical

Specifications

Power Handling: 160W RMS

Frequency Response: 45 Hz – 20 kHz

Sensitivity: 92 dB (half space)

Impedance: 8 Ohms with built-in 70V transformer

Woofers: 6.5" Aluminum

70 Volt Transformer Taps: 4W, 8W, 16W, 32W, 64W @ 70V; 8 Ohm Bypass

Dispersion: 360° by 180°

Driver Complement: Array of four full-range 6.5" drivers

Backbox Depth: 2.8" (71.12 mm)

Dimensions: 23.8" (603 mm) × 23.8" (603 mm) × 5.8" (146 mm)

Net Weight: 25 lbs (11.34 kg)

Shipping Dimensions: 28" (711 mm) × 28" (711 mm) × 9.3" (235 mm)

Shipping Weight: 32 lbs (14.5 kg)