| Model ID | Studio Reference Transducer |
| Form Factor | Floorstanding |
| Signal Path | Passive Hardware |
| Dimensions | 63.5 × 133.4 × 50.8 cm (W × H × D) |
| Weight | 140kg |
| Frequency Response | 28Hz-18kHz ±2dB |
| Treble | 1" Dome (Coaxially-mounted, Horn loaded) |
| Midrange | 12" Cone |
| Bass | 18" Paper Cone (Cerwin-Vega Stroker) |
| Sensitivity | 100dB/W/m |
| Sensitivity (96dB/1m) | 0.6W |
| Impedance (Nominal) | 8Ω |
| Crossover Frequencies | 150Hz, 3.5kHz |
| Power Handling | 350W |
| Power Handling (Peak) | 1000W |
| Enclosure Type | Bass Reflex (Midrange: Sealed Thermo-Vapor Suspension (Sulfur Hexafluoride [SF6])) |
| Enclosure Volume | 320l |
| MSRP (1981) | $3400 (Per Pair, MSRP (1982): 9995 kr) |
