Optimal Audio CUBOID 15 Black – Passive speaker with two-way design, featuring a 15” woofer, designed for maximum performance. It delivers detailed and powerful sound, with deep bass and precision. The wooden enclosure, steel grille, and optional mounting accessories allow for flexible installation both vertically and horizontally.
The Cuboid 15 features a 15” LF driver for bass and midrange, and a 1” HF compression driver for vocal clarity and high-frequency projection. The rotatable horn ensures even coverage in both planes. For enhanced bass, it can be combined with the Sub 15. Integrated with Zones and WebApp, system setup and control are simple, and additional options such as ZonePad controllers provide extra control.
Features:
- Wooden enclosure
- Vertical or horizontal mounting options
- Rotatable horn for high frequencies
- Frequency response: 58Hz – 18kHz ±3dB
- Max SPL: 126dB (continuous), 132dB (peak)
- Coverage: 80° horizontal x 50° vertical
Specifications:
- Type: passive system, two-way, full range
- Frequency response (with preset): 58Hz – 18kHz ± 3dB -10dB @ 40Hz
- Drivers:
- LF driver: 15” (380mm), with ferrite
- HF driver: 1” (25mm) with 1.75” (44mm) voice coil, compression driver with polyimide dome
- Nominal power: 500W (AES), 2000W (peak)
- Nominal impedance: 8 Ohms
- Sensitivity (1W/1m): 99dB
- Max SPL: 126dB (continuous), 132dB (peak)
- Crossover: 2.3kHz passive
- Dispersion (-6dB): 80° H x 50° V (user rotatable)
- Enclosure: Wooden trapezoidal
- Finish: Black textured paint
- Protective grille: Black perforated steel with textile backing
- Connectors: 2x NL4 type
- Pin connections (input): 1+/1-
- Mounting points: 19 x M8, recessed screws
- Dimensions: 426.5mm x 691.5mm x 416mm
- Weight: 28kg
