The Biamp Desono COLW41 (910-01592) is a passive column loudspeaker with four 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 16 ohm low impedance operation. Supplied with adjustable tilt L-brackets and two IP66 gland nuts.
Key Features
Four 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 16 ohm low impedance
70V taps: 40W, 20W, 15W, 7.5W
100V taps: 40W, 20W, 15W
100 degrees x 15 degrees coverage
Adjustable tilt L-bracket included
Two IP66 water-tight gland nuts included
5-year warranty
Specifications
| Type | Passive column, 4×3.3 inch plus HF |
| Operating mode | Passive |
| Drivers | 4 x 3.3 inch (84 mm) LF, 1 x 1 inch (25 mm) soft dome HF |
| Frequency range (-10 dB) | 155 Hz to 16 kHz |
| Nominal beamwidth | 100 degrees x 15 degrees |
| Power handling | 40W continuous at 16 ohm, 160W peak |
| Sensitivity | 94 dB (1W at 1 m), 91 dB (2.83V at 1 m) |
| Maximum SPL | 110 dB continuous, 116 dB peak at 1 m |
| 70V taps | 40W, 20W, 15W, 7.5W |
| 100V taps | 40W, 20W, 15W |
| Recommended amplifier | 40W to 80W at 16 ohm |
| Input connection | Pass-through screw-down terminal block |
| Environmental | IP66 per IEC 60529 |
| Mounting | Adjustable tilt L-bracket |
| Dimensions (H x W x D) | 555 x 100 x 83 mm |
| Weight | 3.9 kg |
| Finish | White, matte aluminium |





