NS-1000X
| Brand | Yamaha |
| Manufacturer | Nippon Gakki Co. Ltd. |
| Function | Speaker |
| Produced | 1974 |
| Country | Japan |
| Form Factor | Bookshelf / Stand Mounted |
| Signal Path | Passive Hardware |
| Dimensions | 37.5 × 67.5 × 32.8 cm (W × H × D) |
| Frequency Response | 40Hz-20kHz |
| Treble | 3cm Beryllium Dome |
| Midrange | 8.8cm Beryllium Dome |
| Bass | 30cm Paper Cone |
| Sensitivity | 90dB/W/m |
| Impedance (Nominal) | 8Ω |
| Crossover Frequencies | 500Hz, 6kHz |
| Enclosure Type | Sealed |
| Enclosure Construction | Particleboard |
| Finish | Black |
| Notes | Early variant of NS-1000M. Very limited production. Readily identifiable by lack of protective grill over woofer. |