Akai AP-L45

The Akai AP-L45 is a fully automatic, direct-drive linear tracking turntable produced in Japan between 1982 and 1984. It is notable for its precise linear tracking tonearm, quartz-locked direct drive, and robust build quality.

Technical Overview

Drive and Motor:

• Direct drive system with quartz lock for highly stable platter rotation.

• Motor: DC brushless motor.

• Speeds supported: 33⅓ and 45 rpm selectable.

• Wow and flutter: 0.04%, indicating excellent speed stability.

• Rumble: 75 dB, reflecting very low background noise.

Platter:

• Zinc alloy die-cast platter designed for low resonance and smooth rotation.

• Diameter: approximately 314 mm.

Tonearm:

• Static balanced linear tracking tonearm with an effective length of 184 mm (7.24 inches).

• Stylus pressure adjustable from 0 to 3 grams.

• Cartridge weight range: 4 to 10.5 grams.

• Oil-damped arm lifter for smooth stylus placement.

• Anti-skating mechanism included.

Cartridge:

• Typically paired with a dual magnet PC-95 cartridge (34M type).

• Output voltage: around 5 mV (DIN 45541).

• Channel separation: more than 25 dB (DIN 45543).

Operation and Features:

• Fully automatic operation including play, repeat, and auto-return.

• Fast forward and rewind tonearm controls for precise positioning.

• Quartz lock ensures precise speed control.

• Built-in stroboscope lamp for speed verification.

• Linear tracking reduces tracking distortion by keeping the stylus tangent to the groove.

Construction and Dimensions:

• Dimensions: 440 mm (W) x 124 mm (H) x 410 mm (D) (17.32" x 4.88" x 16.14").

• Weight: approximately 11 kg (24.25 lbs).

• Solid chassis with dust cover included.

• Finished typically in silver.

Additional Notes:

• Known for reliability and durable electronics.

• Some common issues include corrosion in the tonearm lift mechanism rod, which can be serviced.

• Praised for smooth, accurate playback and ease of use.

• Compatible with cartridge upgrades within the specified weight range.