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Quartz-Locked Turntable (1977)

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jvc ql-10 direct drive turntable


JVC's model QL-10 turntable consists of a TT-101 motor unit, UA-7045 tonearm and CL-P1 base board, which are sold separately.

The QL-10 is precision adjusted at the JVC factory to ensure a perfectly balanced system.

For details of the structure, operation, adjustment, trouble-shooting and parts list, refer to the service manuals for the respective unit.


Drive system: direct drive, coreless DC servo motor

Speeds: 33 and 45rpm

Speed detection: integrated frequency generator

Servo system: quartz locked positive and negative servo control

Pitch control: +-6Hz

Wow and flutter: within 0.02% WRMS

S/N: 75dB

Drift: 0.0004%

Platter: 310mm aluminium diecast

Tonearm: statically balanced arm with new gimbal support for tracing hold system

Effective length: 245mm

Overhang: 15mm

Tracking force: 0-3g (0.1g steps)

Cartridge weight: 12-32g (including headshell weight)

Arm elevation range: 40-60mm


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JVC QL-10 / QL10 owners manual, service manuals and schematics are for reference only and the Vinyl Engine bears no responsibility for errors or other inaccuracies. The PDF files are provided under strict licence. Reproduction without prior permission or for financial gain is strictly prohibited. This website is not affiliated with or sponsored by JVC.