Pure Resonance Audio PRA-SD4 SD4 SuperDispersion Ceiling Speaker Array 8 Ohm/70V

ITEM #: PRAC-PRA-SD4 MFG #: PRA-SD4

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PRA-SD4 - Overview

After 25 years of unparalleled success in the Omni directional ceiling mounted speaker marketplace, Pure Resonance Audio has taken that experience and designed the ultimate commercial in-ceiling speaker technology. The SD4 takes ceiling speaker performance to a new level. For 25 years audio professionals worldwide have chosen the SuperDispersion® (SD) Ceiling Tile Speakers for their powerful sound, high performance, and distinctive styling. The SD4 is an innovative speaker concept that meets the demanding needs of audio and systems contractors worldwide.

SD Speakers' pyramid design fits into standard 2'x2' or 2'x4' in ceiling tile grids, providing an amazing 360 degrees of hemispheric sound. SD speakers are quick and economical to install and are competitively priced, making them an excellent value to contractors! SD4 ceiling speaker array systems offer performance, value and are ideal for Classrooms, Schools, Universities, Conference Rooms, Training Rooms, Teleconferencing, Churches, Retail Spaces, Restaurants, Corporate Offices, Sound Masking and many more.

  • Features:

    • SuperDispersion® 360 x 180 Omni Directional Coverage
    • Engineered for voice, paging and music applications
    • Infinite-baffle in-ceiling speaker drops into standard 2x2 ceiling tile openings
    • Powerful - 160 Watts at 8 Ohms, 64 Watts at 70 Volts
    • 4 - 6.5" High compliance aluminum woofers with ported bass response and high frequency dome tweeters
    • Uniquely designed fire retardant ABS housing may be painted to match any décor
    • Impedance: 8 ohms nominal with built-in 70 Volts (4, 8, 16, 32, 64 watt taps), easily adjustable by rotating switch
    • Metal Backbox that is acoustically engineered and sealed for maximum sonic performance
    • Safety cable kit included
     
  • Specifications:

    • System Type: Omni Directional Ceiling Speaker Array
    • Power Handling: 160 Watts
    • Frequency Response: 35 Hz - 20 kHz
    • Sensitivity: 92dB (half space)
    • Impedance: 8 Ohms with 70 Volt transformer (Built-in)
    • Woofers: Aluminum
    • 70 Volt Transformer Taps: 4, 8, 16, 32, 64 Watts; 8 Ohm Bypass
    • Dispersion: 180 x 360 Degrees (hemispherical)
    • Driver: Complement Array of four full-range 6.5" drivers
    • Dimensions (H x W x D): 23.75" (603.25 mm) x 23.75" (603.25 mm) x 5.75" (146.05 mm)
    • Net Weight: 25 lbs (11.34 kg)
    • Shipping Dimensions (H x W x D): 28" (711.2 mm) x 28" (711.2 mm) x 9.25" (234.95 mm)
    • Shipping Weight: 32 lbs (14.5 kg)
     

PRA-SD4 - Required Accessories

    California Residents:
    WARNING:
    Cancer and Reproductive Harm - www.P65Warnings.ca.gov