| Model ID | Large Advent |
| Form Factor | Bookshelf / Stand Mounted |
| Signal Path | Passive Hardware |
| Dimensions | 36.2 × 65 × 29.2 cm (W × H × D) |
| Frequency Response | 35Hz-10kHz (In Room) |
| Treble | Paper Ring/Dome Hybrid |
| Midrange/Bass | 10" Paper Cone (12" Frame, Masonite Spacer) |
| Impedance (Nominal) | 8Ω |
| Crossover Frequency | 1kHz |
| Enclosure Type | Sealed |
| Enclosure Construction | Particle Board |
| Recommended Power | >20W |
| Power Handling (RMS) | 120W |
| Finish | Walnut |
| MSRP (1971) | $116/ea |
| Connections | |
| Controls | - Treble (>3kHz) · Toggle Switch · ±3dB
|
| Notes | Revision identifiable by addition of protective metal screen on tweeter. |
