YAMAHA NS-351
¥ 32,500 (1 unit, around 1978)
Commentary
A floor-type speaker system employing a passive radiator system.
A 20 cm cone type woofer is installed in the low range.
In order to realize a new low sound, it uses white corn that was manufactured back to the original point. It is 5.3g lightweight yet strong, and the unevenness of density and thickness is reduced by finishing with the sheet manufacturing method.
It also features a 20 cm passive radiator to improve low-frequency playback.
A 6 cm cone type tweeter is installed in the high range.
Model Rating
| Method | 2-way, 2-speaker, passive radiator system Floor type |
| Units Used | For low band : 20 cm cone type For high pass : 6 cm cone type Other : 20 cm cone type passive radiator |
| Playback frequency band | 55 Hz to 20 kHz |
| Crossover frequency | 2 kHz, 12dB/oct. |
| Output sound pressure level | 91dB/W/m |
| Impedance | 8 Ω |
| Maximum allowable input | 50W |
| External dimensions | Width 340x Height 704.5x Depth 307 mm |
| Weight | 14kg |