Sony SS-X170
A compact 2-way passive bookshelf speaker system with bass reflex enclosure, made in Japan
Overview
The Sony SS-X170 is a compact 2-way passive loudspeaker system designed for bookshelf placement. It features a bass reflex enclosure with a multi-duct bus recovery system, intended to enhance low-frequency response. The speaker uses a 16 cm cone woofer and a 5 cm cone tweeter, with a crossover frequency set at 5 kHz. Marketed around 1983, it was priced at ¥11,500 per unit in Japan and built to deliver a balanced audio response across a wide frequency range.
Specifications
| System Type | 2-Way, 2-Speaker, Bass Reflex System, Bookshelf Type |
| Frequency Response | 55 Hz to 20000 Hz |
| Sensitivity | 90dB/W/m |
| Impedance | 6 Ω |
| Rated Maximum Input | 30W |
| Instantaneous Maximum Input | 60W |
| Crossover Frequency | 5kHz |
| Woofer | 16 cm cone type |
| Tweeter | 5 cm cone type |
| Dimensions (W x H x D) | 215 x 360 x 220 mm |
| Weight | 4.1kg |
| Attachment | Speaker cord |
Design
The enclosure uses a multi-duct bus recovery system, a form of bass reflex design intended to improve low-end efficiency and extension through tuned ports.
Market
Listings on Facebook show pairs offered at 1900 php, with sellers noting they are in good working condition, all original, and made in Japan. An eBay listing for a replacement crossover indicates that at least some internal components were serviceable.
eBay Listings
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