Acoustic system Castle Acoustics Durham 3
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| Weight: | 6.4 kg |
| Depth: | 220 mm |
| Description: | Shelf, number of lanes: 2, passive, bass-reflex type |
| Width: | 190 |
| Height: | 365 |
| Type: | Passive |
| Number of lanes: | 2 |
| Impedance: | 8 ohm |
| Sensitivity: | 88 dB |
| Location: | Shelf |
| Maximum frequency: | 20000 Hz |
| Minimum frequency: | 58 Hz |
| Acoustic radiation: | Monopolar |
| Acoustic design: | Bass-reflex type |
| Finish options: | Rosewood, yew, walnut, cherry, mahogany, maple, natural oak, bog oak, black oak. |
| RF emitter material: | Polyamide |
| RF driver dimensions: | 19 mm |
| Woofer dimensions: | 130 mm |
| Emitter type: | Dynamic |
| Recommended amplifier power min.: | 15 W |
| Recommended amplifier power max.: | 75 W |
| Magnetic protection: | There is |
| Removable grid: | There is |