Passive Speaker
KA-3 Polyurea paint dual 12 inch 2 way audio line array speaker
Item No.: KA-3
Usable bandwidth (-10 dB): 42 Hz – 20 kHz
Maximum SPL: 143 dB
LF: 2 × 12″ neodymium cone driver
HF: 1 × 4″ diaphragm compression driver, neodymium
Weight (net): 43 kg / 95 lb
Maximum SPL: 143 dB
LF: 2 × 12″ neodymium cone driver
HF: 1 × 4″ diaphragm compression driver, neodymium
Weight (net): 43 kg / 95 lb
Description
Video
| Type | 2-way audio line array system |
| Usable bandwidth (-10 dB) | 42 Hz – 20 kHz |
| Maximum SPL1 | 143 dB |
| Nominal directivity (-6 dB) |
Horizontal: 70° / 110° symmetric or 90° asymmetric |
| vertical: depending on the number of elements and array curvature | |
| Transducers | LF: 2 × 12″ neodymium cone driver |
| HF: 1 × 4″ diaphragm compression driver, neodymium | |
| Acoustical load | LF: bass-reflex, L-Vents |
| HF: DOSC waveguide, Panflex | |
| Nominal impedance | LF : 8 Ω |
| HF : 8 Ω | |
| RMS power handling | LF: 2 x 450 W |
| HF: 140 W | |
| Connectors | 2 × 4-point speakON |
| Rigging and handling | Flush-fitting 4-point rigging system |
| 2 handles | |
| inter-enclosure angles: 0.25°, 1°, 2°, 3°, 4°, 5°, 7.5° or 10° | |
| Cabinet | First grade Russian birch plywood, high density polyethylene Front steel grill with anti-corrosion coating acoustically neutral 3D fabric |
| Finish | Dark grey brown Pantone 426 C |
| Dimension | 950 x 402 x 355/286 mm 37.4 x 15.8 x 13.9/11.2in |
| Weight (net) | 43 kg / 95 lb |
Feature of KA-3:
Sinbosen KA-3 Dual 12" 2-Way Audio Line Array Speakers
Made of first grade Russian birch plywood.
The surface is coated with polyurea paint, which is anti-corrosion, waterproof and wear-resistant.
Steel grating and Rigging components are also high-grade steel with anti-corrosion coating.
The front is wrapped in acoustically neutral 3D fabric.
Built-in two 8Ω 450W 12 inch neodymium woofers and one 8Ω 140W 4 inch tweeter
KA-3 adds some user-friendly designs like:
The inter-enclosure angles can be adjusted and you can replace speakers without disassembly!
Made of first grade Russian birch plywood.
The surface is coated with polyurea paint, which is anti-corrosion, waterproof and wear-resistant.
Steel grating and Rigging components are also high-grade steel with anti-corrosion coating.
The front is wrapped in acoustically neutral 3D fabric.
Built-in two 8Ω 450W 12 inch neodymium woofers and one 8Ω 140W 4 inch tweeter
KA-3 adds some user-friendly designs like:
The inter-enclosure angles can be adjusted and you can replace speakers without disassembly!
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| 2 × 12’’ neodymium cone driver(Detail1) | 2 × 12’’ neodymium cone driver (Detail2) |
One 4 inch midrange |
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Yellow fluorescent label. |
Angle adjustment pin. |
| The label won't show if it hangs properly, on the contrary, if it's not hung properly, you will see a prominent yellow fluorescent label | Insert the angle adjustment pin into the corresponding angle of 0.25°, 1°, 2°, 3°, 4°, 5°, 7.5° or 10°: the cabinet will automatically adjust！ |
Optional Accessories
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| Metal Dolly | Bar | Bumper |
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| Flight Case for bar and bumper | KA208 Down KA-3 Interface for flying Ka208 below KA-3 |
Tilt bracket Rigging element for stacking KA-3 on K-28 |
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