Biamp Desono D8 8-Inch Ceiling Loudspeaker (White / Pair) - 911.0549.900 is backordered and will ship as soon as it is back in stock.
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Product Overview
The Biamp Desono D8 is an 8-inch true coaxial ceiling loudspeaker, sold as a pair in a white finish. It offers focused dispersion, higher sensitivity, output, and greater low-frequency extension than the smaller D SERIES models. A real compression driver is concentrically arranged so the high frequencies emerge through the center of the low-frequency driver. The D8 is well suited to foreground music, paging, and fill applications in installed systems.
Product Description
The D8 uses a precisely tapered Tru-Phase high-frequency waveguide to provide consistent, wide dispersion up to 16 kHz, all but eliminating high-frequency narrowing, and centers the driver in the baffle for improved pattern control. Powerful magnetic structures and efficient coils ensure high output and more headroom per amplifier. A built-in autoformer allows 8-ohm or 70V/100V operation, selected by a front-face switch. Installation aids include spring-loaded Drop-Stop tabs, tile bridge support rails, snap-on C-ring support plates, and Twist-Assist face retainer tabs. The D8 is ETL listed to comply with UL1480, UL2043, and CSA60065 and is suitable for use in air-handling spaces.
Key Features
- True Coaxial Design — A true coaxial driver with an HF compression driver provides uniform coverage.
- Tru-Phase Waveguide — The Tru-Phase high-frequency waveguide delivers consistent, wide dispersion up to 16 kHz.
- Built-In Autoformer — A front-face switch selects 8-ohm or 70V/100V operation.
- Fast Installation — Drop-Stop tabs, tile support rails, C-ring plates, and Twist-Assist tabs simplify installation.
- Plenum Rated — It is ETL listed to UL1480, UL2043, and CSA60065 and suitable for air-handling spaces.
- Five-Year Warranty — The loudspeaker is covered by a five-year warranty.
Typical Applications
- Commercial meeting space
- Multi-purpose room
- House of worship
- Auditorium
Technical Specifications
| Loudspeaker Type | Two-way, full-range coaxial ceiling loudspeaker, 8 ohm or 70V/100V |
| Operating Range | 60 Hz - 22 kHz |
| Frequency Response | 80 Hz - 20 kHz (±5 dB) |
| Max Input Ratings (8 ohm) | 150W continuous, 375W program; 35 volts RMS, 77 volts momentary peak |
| Transformer Taps | 70V: 120W, 60W, 30W, 15W and low impedance; 100V: 120W, 60W, 30W |
| Sensitivity (1W/1m) | 95 dB SPL (120 Hz to 12.5 kHz 1/3 octave bands) |
| Maximum Output | 117 dB SPL / 123 dB SPL (peak, 8 ohm) |
| Nominal Impedance | 8 ohms |
| Nominal Coverage | 100° conical (1 kHz to 6 kHz) |
| Crossover Frequency | 1.3 kHz |
| Drivers | LF 1 x 8-inch; HF 1 x 1.25-inch exit compression driver |
| Safety Agency Ratings | ETL listed to UL1480, UL2043, CSA60065; suitable for air-handling spaces |
| Finish | White, paintable |
| Warranty | Five-year warranty |
Frequently Asked Questions
Is the D8 sold as a pair?
Yes. The D8 is sold as a pair.
Does it support 70V/100V distribution?
Yes. A built-in autoformer and front-face switch select 8-ohm or 70V/100V operation.
Is it rated for plenum spaces?
Yes. It is ETL listed to UL1480, UL2043, and CSA60065 and is suitable for use in air-handling spaces.
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