Akai AP-B21 (1981–1982)
A belt-drive auto-return turntable from Akai, produced in the early 1980s
Overview
The Akai AP-B21 is an auto-return turntable manufactured by Akai Electric Co. Ltd. It features a belt drive system and a J-shaped static balance tonearm with an effective length of 220mm, designed to accommodate cartridges weighing between 4 and 9 grams. The platter is constructed from die-cast aluminium alloy. This model was produced from 1981 to 1982 and is part of Akai's turntable lineup from that era.
Specifications
| Manufacturer | Akai Electric Co. Ltd. |
| Product type | Auto Return Turntable, Belt Drive Turntable, record player |
| Production years | 1981–1982 |
| Platter | aluminium alloy die cast |
| Drive system | belt drive |
| Tonearm | J-shaped static balance type |
| Effective length | 220mm |
| Cartridge weight range | 4 to 9g |
| Arm lifter | oil |
Design
The AP-B21 features a belt drive system and a J-shaped static balance tonearm with an oil-damped arm lifter. It shares internal design elements with the AP-100, including similar core mechanics, though it uses a more mass-produced arm board and a cost-reduced arm compared to earlier models.
Market
A service manual is available covering the Akai AP-B21, AP-D33, and AP-Q55 models, indicating ongoing technical support for restoration. A used unit was listed noting it "Works Has Auto Return & 45 issue," and a restored example was offered on Etsy as a vintage belt-drive turntable with auto-return and S-type arm.
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