U-123SP
| Brand | Cerwin Vega |
| Manufacturer | Cerwin Vega Inc. |
| Function | Speaker |
| Produced | 1981 |
| Country | United States |
| Form Factor | Bookshelf / Stand Mounted |
| Signal Path | Passive Hardware |
| Dimensions | 38 × 61 × 30 cm (W × H × D) |
| Weight | 22kg |
| Frequency Response | 35Hz-20kHz ±4dB, 28Hz-20kHz +4dB/-8dB |
| Treble | 25mm Dome (Horn-Loaded) |
| Midrange | 15cm Cone |
| Bass | 30cm Cone |
| Sensitivity (96dB/1m) | 1.2W |
| Impedance (Nominal) | 8Ω |
| Crossover Frequencies | 700Hz, 5kHz |
| THD (250Hz-1kHz) | 0.5% |
| THD (1kHz-2kHz) | 0.3% |
| THD (>2kHz) | 0.3% |
| Power Handling | 120W |
| Power Handling (Peak) | 240W |
| Enclosure Type | Bass Reflex |
| Enclosure Volume | 70l |
| Enclosure Resonance | 33Hz |
| MSRP (1981) | 1135 kr |