Heritage
| Brand | Advent |
| Manufacturer | International Jensen Inc. |
| Function | Speaker |
| Produced | 1989-19?? |
| Country | United States |
| Model ID | A1028 |
| Form Factor | Floorstanding |
| Signal Path | Passive Hardware |
| Dimensions | 26.7 × 95.9 × 33.3 cm (W × H × D) |
| Weight | 46lbs |
| Frequency Response | 42Hz-23kHz ±3dB |
| Treble | 1" Parabolic Soft Dome |
| Midrange/Bass | 8" Cone (x2) |
| Sensitivity | 89.5dB/2.83V/m |
| Impedance (Nominal) | 6Ω |
| Impedance (Minimum) | 4Ω |
| Crossover Frequency | 3.5kHz |
| Dispersion (30°) | ±1dB |
| THD (1W, >75Hz) | <0.5% |
| Power Handling (RMS) | 150W |
| Power Handling (Peak) | 600W |
| Enclosure Type | Sealed |
| Resonance Frequency | 55Hz ±5Hz |
| Finish | Pecan |
| MSRP (1990) | $699.95 (Per Pair) |