ChaveRex (Rev. 3)
| Brand | Rauna of Sweden |
| Function | Speaker |
| Produced | 200?-2008 |
| Country | Sweden |
| Form Factor | Floorstanding |
| Signal Path | Passive Hardware |
| Weight | Midrange/Treble: 50kg, Bass: 85kg |
| Frequency Response | 25Hz-20kHz (In Room) |
| Midrange/Treble | 8" Paper Cone (Tractrix Horn Loaded, Lowther PM4A) |
| Bass | 8" Paper Cone (x3) (Rex Baldock type Parabolic Horn Loaded, Sinus) |
| Crossover Frequency | 150Hz |
| Enclosure Type | Horn |
| Enclosure Construction | ,Concrete, Wood |
| Notes | Bass horn changed to reinforced wood construction for weight savings. |