Acoustic Research AR-58B (1980)
A 3-way bookshelf speaker introduced in 1980, part of Acoustic Research's 50 series.
Overview
The Acoustic Research AR-58B is a 3-way bookshelf speaker released in 1980 by Acoustic Research. It belongs to the company's 50 series and features an 8-ohm impedance. Designed with the acoustic suspension principle, it delivers balanced sound and is still appreciated by vintage audio enthusiasts today.
Specifications
| Type | 3-way speakers |
| Impedance | 8-ohm impedance |
| Series | part of the 50 series |
| Frequency response | 32Hz to 22kHz |
| Production year | 1980 |
Market
Used pairs have sold for between $175 and $500 CAD, depending on condition. Listings note original grills, recapped electronics, and availability of refoam repair kits, indicating foam degradation may be a common maintenance issue. Replacement tweeters with baffles are also available as spare parts.
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Service Manuals, Schematics & Catalogs
- Catalog — archive.org
- Catalog (1968) — archive.org