National SB-156
¥ 110,000 (1 unit, around the late 1960 s?)
Commentary
This is a high-end floor-type speaker system that uses a double-baffle structure for the bass part.
A 38 cm cone type woofer is mounted in the low range and a double baffle structure is adopted.
Two 16 cm cone speakers are used for the mid-range and four static speakers for the high-range.
Equipped with level control for middle and high frequencies.
Model Rating
| Method | 3-way / 7-Speaker / DU Baffle System / Floor Type |
| Units Used | For Low Band : 38 cm Cone Type (15P-L2 (SA)) For Medium Range : 16 cm Cone Type (MP-62) x2 High Pass : Static Type (SE-101) x4 |
| Allowable input | 20W |
| Impedance | 16 Ω |
| External dimensions | Width 880x Height 1275x Depth 465 mm |
| Weight | 68kg |