| Form Factor | Floorstanding |
| Signal Path | Passive Hardware |
| Dimensions | 40.6 × 132.1 × 45.7 cm (W × H × D) |
| Frequency Response | 24Hz-25kHz ±3dB |
| Treble | 1" Dome |
| Low Treble | 1.25" Dome |
| Midrange | 6.5" Bextrene Cone |
| Bass | 12" Cone |
| Sensitivity | 91dB/W/m |
| Impedance (Nominal) | 8Ω |
| Crossover Frequencies | 90Hz, 2kHz, 7.5kHz |
| Crossover Slope | 12dB/Oct (Second Order) |
| Recommended Amplifier Power | 15-150W |
| Power Handling | 150W |
| Enclosure Type | Transmission Line (TAL (Tapered Acoustical Line/Semi-Labyrinth)) |
| Finish | Walnut |
| MSRP (1980) | $1595 |
| Notes | Changes to cabinets, drivers and crossover |
