AT-40
| Brand | Cerwin Vega |
| Manufacturer | Cerwin Vega Inc. |
| Function | Speaker |
| Produced | 1989 |
| Country | United States |
| Form Factor | Floorstanding |
| Signal Path | Passive Hardware |
| Dimensions | 35 × 72 × 34 cm (W × H × D) |
| Weight | 20kg |
| Frequency Response | 30Hz-22kHz |
| Treble | 25mm Dome |
| Midrange | 12.5cm Cone |
| Bass | 25cm Cone |
| Sensitivity (96dB/1m) | 0.8W |
| Impedance (Nominal) | 6Ω |
| Crossover Frequencies | 400Hz, 3kHz |
| Power Handling | 125W |
| Power Handling (Peak) | 500W |
| Enclosure Type | Bass Reflex |
| Enclosure Volume | 86l |
| MSRP (1989) | 1500 kr |