Imperial 8
| Brand | Marantz |
| Manufacturer | Superscope, Inc. |
| Function | Speaker |
| Produced | 1975 |
| Country | United States |
| Form Factor | Bookshelf / Stand Mounted |
| Signal Path | Passive Hardware |
| Dimensions | 47.6 × 68.6 × 36.8 cm (W × H × D) |
| Frequency Response | 40Hz-18kHz ±2dB, 30Hz-20kHz ±5dB |
| Treble | 1.75" Paper Cone (x2) (Phenolic Ring, Outer Diameter: 3.5") |
| Treble | 2.4" Paper Cone (x3) |
| Bass | 12" Paper Cone |
| Sensitivity | 94dB/W/m |
| Sensitivity | 97dB/W/0.5m |
| Impedance (Nominal) | 8Ω |
| Power Handling (Nominal, IHF) | 75W |
| Power Handling (Music, IHF) | 125W |
| Enclosure Type | Bass Reflex |
| Enclosure Volume | 120l |
| Enclosure Resonance | 50Hz |
| MSRP (1975) | $319.95 |
| Notes | Renamed Imperial 8G |