Helvia catalog 2023

33 Set up your solutions Set up your solutions 33 ONDA series 5.25” 2-Way Hi-Fi Low-Impedance Coaxial In-Wall/In-Ceiling Speaker ONDA in-wall speaker series is born to satisfy all those indoor installations where sound pressure and quality higher than normal 70/100V systems are requested. The ONDA speakers are all low-impedance (8ohm), coaxial, with Kevlar woofers, silk-dome tweeters, precision crossovers; essentially true 2-way speakers for professional applications, but ceiling/wall mount. The look of the front panel is minimalist and captivating, and reminds recording studio monitor. The frame-less design, with black ABS frame and white magnetic grids, makes the ONDA speakers extremely discreet. Finally, the grids can be repainted to make them even less visible. Features • 2-Way Hi-Fi Coaxial Low-Impedance Loudspeaker • Frame-less Design with Magnetic Grille • Quick-Fit Mounting System with 4 Screws • High Excursion Kevlar Woven Cone Woofers • Built-In Precision Passive Crossover • +/-2dB High-Frequency Attenuation Selector Specifications Model ONDA-540TFW ONDA-660TFW ONDA-880TFW Speaker type 5.25” 2-Way Passive, Coaxial 6.5” 2-Way Passive, Coaxial 8” 2-Way Passive, Coaxial Frequency Response (-10dB): 65Hz-20kHz 60Hz-20kHz 45Hz-20kHz Sensitivity (1W@1m): 91dB 93dB 95dB RMS Power: 40W 60W 80W Impedance: 8 ohm Woofer 5.25” (135mm), Kevlar Woven Cone 6.5” (165mm), Kevlar Woven Cone 8” (203mm), PP cone Kevlar Woven Cone Tweeter: 0.76” (20mm), Silk Dome High-Freq. Attenuator: 2-position switch (0dB/-2dB) Housing: Housing: ABS IP rate (speaker installed): IP54 Mounting: Quick mounting system with 4 screws Grille: Frameless Design, Magnetic Mount, Perforated steel with acoustic transparent foam inside, paintable Color: Black Housing / White Grille Cutout Size: Ø 194 mm Ø 208 mm Ø 252 mm Product Size (WxDxH): Ø 232 x 88 mm Ø 248 x 97 mm Ø 290 x 108 mm Speaker Net Weight: 1,23 kg 1,6 kg 2,3 kg code J854J ONDA-540TFW code J855J ONDA-660TFW code J856J ONDA-880TFW Low Impedance Ceiling Speakers Set up your solutions

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