The Biamp Desono COLW101 (910-01591) is a passive column loudspeaker with ten 3.3 inch drivers and a high-frequency dome, rated IP66 for outdoor use and finished in white. A terminal-block tap selects 70V/100V or 8 ohm low impedance operation. Supplied with adjustable tilt L-brackets and two IP66 gland nuts.
Key Features
Ten 3.3 inch (84 mm) coated paper cone LF drivers
One 1 inch (25 mm) soft dome HF driver
IP66 rated for outdoor installation
Selectable 70V/100V or 8 ohm low impedance
70V taps: 100W, 50W, 30W, 20W
100V taps: 100W, 50W, 30W
100 degrees x 8 degrees coverage
High 99 dB sensitivity
Adjustable tilt L-bracket included
5-year warranty
Specifications
| Type | 2-way 10 x 3.3-inch column loudspeaker |
| Operating Mode | Passive |
| Transducers | LF 10 x 84 mm coated paper cone; HF 1 x 25 mm soft dome |
| Power | 100W continuous; 400W peak |
| Transformer | 70V: 100W, 60W, 40W, 20W; 100V: 100W, 60W, 40W |
| Impedance | 8Ω |
| Frequency range | 165 Hz to 18 kHz |
| Sensitivity | 99 dB (1W/1m) |
| Maximum Output | Max Output @1m: 119 dB; 125 dB peak |
| SPL | Nominal Maximum SPL @ 1m:; Peak: 125 dB; Continuous: 119 dB |
| Dispersion | (H x V) 100° x 8° |
| Beamwidth | Nominal Beamwidth (H x V): 100° x 8° |
| Recommended amplifier | 100W to 200W @ 8Ω (28V to 40V) |
| Connectivity | Multi-position pass-through, screw-down terminal block |
| Control | None; select transformer tap or low impedance input via terminal block wiring |
| IP rating | IP66 per IEC 60529 |
| Operating Environment | Indoor / Outdoor (IP66 per IEC 60529) |
| Mounting | Adjustable tilt L-bracket |
| Included Accessories | L-brackets and 2x IP66 water-tight gland nuts (included); OPTIONAL: COLWBRA: pan/tilt mounting bracket |
| Material | Enclosure / Finish:; Aluminium, matte finish, White; Grille:; Aluminium, White (RAL 9016) finish |
| Finish | White, RAL 9016 |
| Dimensions | 1181 x 99 x 84 mm (H x W x D) |





