| Form Factor | Bookshelf / Stand Mounted |
| Signal Path | Passive Hardware |
| Dimensions | 67.3 × 78.7 × 59.7 cm (W × H × D) |
| Weight | 105lbs |
| Frequency Response | 35Hz-20kHz |
| Treble | 10.6"x25.3" Sectoral Horn (Altec 511A, Altec 802-8D) |
| Midrange/Bass | 15" Paper Cone (Altec 411-8A) |
| Sensitivity (500Hz-3kHz) | 91.5dB/4'/W |
| Impedance (Nominal) | 8Ω |
| Sensitivity (EIA) | 44.5dB |
| Crossover Frequency | 500Hz (Altec N501-8A, Altec 30923 Attenuator/Equalizer Network) |
| Crossover Slope | 12dB/Oct |
| Dispersion (Horizontal) | 90° |
| Dispersion (Vertical) | 40° |
| Power Handling (Nominal) | 100W |
| Enclosure Type | Sealed |
| Enclosure Resonance | 48Hz |
| Enclosure Construction | 0.75" Plywood |
| Finish | Gray Epoxy (Grill: Black) |
